{"eras":{"e-46":"46 versions back","e-45":"45 versions back","e-44":"44 versions back","e-43":"43 versions back","e-42":"42 versions back","e-41":"41 versions back","e-40":"40 versions back","e-39":"39 versions back","e-38":"38 versions back","e-37":"37 versions back","e-36":"36 versions back","e-35":"35 versions back","e-34":"34 versions back","e-33":"33 versions back","e-32":"32 versions back","e-31":"31 versions back","e-30":"30 versions back","e-29":"29 versions back","e-28":"28 versions back","e-27":"27 versions back","e-26":"26 versions back","e-25":"25 versions back","e-24":"24 versions back","e-23":"23 versions back","e-22":"22 versions back","e-21":"21 versions back","e-20":"20 versions back","e-19":"19 versions back","e-18":"18 versions back","e-17":"17 versions back","e-16":"16 versions back","e-15":"15 versions back","e-14":"14 versions back","e-13":"13 versions back","e-12":"12 versions back","e-11":"11 versions back","e-10":"10 versions back","e-9":"9 versions back","e-8":"8 versions back","e-7":"7 versions back","e-6":"6 versions back","e-5":"5 versions back","e-4":"4 versions back","e-3":"3 versions back","e-2":"2 versions back","e-1":"Previous version","e0":"Current","e1":"Near future","e2":"Farther future","e3":"3 versions ahead"},"agents":{"ie":{"browser":"IE","abbr":"IE","prefix":"ms","type":"desktop","usage_global":{"5.5":0.009298,"6":0.0442258,"7":0.0386976,"8":0.768423,"9":0.514125,"10":0.486484,"11":5.42872},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"5.5","6","7","8","9","10","11",null,null,null]},"edge":{"browser":"Edge","abbr":"Edge","prefix":"ms","type":"desktop","usage_global":{"12":0.150024,"13":1.08232,"14":0.005358},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"12","13","14",null,null]},"firefox":{"browser":"Firefox","abbr":"FF","prefix":"moz","type":"desktop","usage_global":{"2":0.010716,"3":0.042864,"3.5":0.005358,"3.6":0.032148,"4":0.010716,"5":0.005358,"6":0.037506,"7":0.005725,"8":0.016074,"9":0.005358,"10":0.016074,"11":0.016074,"12":0.021432,"13":0.010716,"14":0.010716,"15":0.021432,"16":0.021432,"17":0.010716,"18":0.016074,"19":0.010716,"20":0.016074,"21":0.02679,"22":0.010716,"23":0.021432,"24":0.021432,"25":0.048222,"26":0.021432,"27":0.021432,"28":0.02679,"29":0.032148,"30":0.032148,"31":0.058938,"32":0.02679,"33":0.042864,"34":0.05358,"35":0.05358,"36":0.05358,"37":0.058938,"38":0.219678,"39":0.08037,"40":0.075012,"41":0.091086,"42":0.139308,"43":0.310764,"44":0.380418,"45":5.71699,"46":0.364344,"47":0.016074,"48":0,"49":0},"versions":["2","3","3.5","3.6","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24","25","26","27","28","29","30","31","32","33","34","35","36","37","38","39","40","41","42","43","44","45","46","47","48","49"]},"chrome":{"browser":"Chrome","abbr":"Chr.","prefix":"webkit","type":"desktop","usage_global":{"4":0.005358,"5":0.005587,"6":0.005358,"7":0.005591,"8":0.005591,"9":0.005591,"10":0.010716,"11":0.037506,"12":0.010716,"13":0.005424,"14":0.005587,"15":0.005358,"16":0.010716,"17":0.005358,"18":0.010716,"19":0.010716,"20":0.010716,"21":0.016074,"22":0.042864,"23":0.010716,"24":0.02679,"25":0.016074,"26":0.02679,"27":0.016074,"28":0.02679,"29":0.680466,"30":0.02679,"31":0.203604,"32":0.037506,"33":0.08037,"34":0.058938,"35":0.075012,"36":0.069654,"37":0.064296,"38":0.058938,"39":0.117876,"40":0.085728,"41":0.117876,"42":0.123234,"43":0.353628,"44":0.18753,"45":0.56259,"46":0.246468,"47":0.492936,"48":0.889428,"49":24.0789,"50":1.99318,"51":0.112518,"52":0.021432,"53":0},"versions":["4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24","25","26","27","28","29","30","31","32","33","34","35","36","37","38","39","40","41","42","43","44","45","46","47","48","49","50","51","52","53"]},"safari":{"browser":"Safari","abbr":"Saf.","prefix":"webkit","type":"desktop","usage_global":{"3.1":0,"3.2":0.008692,"4":0.021432,"5":0.058938,"5.1":0.112518,"6":0.016074,"6.1":0.085728,"7":0.05358,"7.1":0.032148,"8":0.257184,"9":0.787626,"9.1":0.96444,"TP":0},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"3.1","3.2","4","5","5.1","6","6.1","7","7.1","8","9","9.1","TP",null,null]},"opera":{"browser":"Opera","abbr":"Op.","prefix":"webkit","type":"desktop","usage_global":{"9":0.0082,"9.5-9.6":0.00685,"10.0-10.1":0.005358,"10.5":0.008392,"10.6":0.007296,"11":0.016581,"11.1":0.006229,"11.5":0.006015,"11.6":0.005358,"12":0.010716,"12.1":0.10716,"15":0.00685,"16":0.00685,"17":0.00685,"18":0.010716,"19":0.006015,"20":0.005595,"21":0.006597,"22":0.006597,"23":0.013434,"24":0.006702,"25":0.006015,"26":0.005595,"27":0.010716,"28":0.021432,"29":0.010716,"30":0.016074,"31":0.005358,"32":0.005358,"33":0.005358,"34":0.021432,"35":0.02679,"36":0.675108,"37":0.005358,"38":0,"39":0},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,"9","9.5-9.6","10.0-10.1","10.5","10.6","11","11.1","11.5","11.6","12","12.1","15","16","17","18","19","20","21","22","23","24","25","26","27","28","29","30","31","32","33","34","35","36","37","38","39",null],"prefix_exceptions":{"9":"o","9.5-9.6":"o","10.0-10.1":"o","10.5":"o","10.6":"o","11":"o","11.1":"o","11.5":"o","11.6":"o","12":"o","12.1":"o"}},"ios_saf":{"browser":"iOS Safari","abbr":"iOS","prefix":"webkit","type":"mobile","usage_global":{"3.2":0,"4.0-4.1":0,"4.2-4.3":0,"5.0-5.1":0,"6.0-6.1":0.023882,"7.0-7.1":0.246232,"8":0,"8.1-8.4":0.621755,"9.0-9.2":2.01021,"9.3":5.21039},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"3.2","4.0-4.1","4.2-4.3","5.0-5.1","6.0-6.1","7.0-7.1","8","8.1-8.4","9.0-9.2","9.3",null,null,null]},"op_mini":{"browser":"Opera Mini","abbr":"O.Mini","prefix":"o","type":"mobile","usage_global":{"5.0-8.0":5.04151},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"5.0-8.0",null,null,null]},"android":{"browser":"Android Browser","abbr":"And.","prefix":"webkit","type":"mobile","usage_global":{"2.1":0,"2.2":0,"2.3":0.0166394,"3":0,"4":0.0998366,"4.1":0.334869,"4.2-4.3":0.778934,"4.4":1.68994,"4.4.3-4.4.4":0.931809,"50":0},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"2.1","2.2","2.3","3","4","4.1","4.2-4.3","4.4","4.4.3-4.4.4","50",null,null,null]},"bb":{"browser":"Blackberry Browser","abbr":"BB","prefix":"webkit","type":"mobile","usage_global":{"7":0.083538,"10":0},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"7","10",null,null,null]},"op_mob":{"browser":"Opera Mobile","abbr":"O.Mob","prefix":"o","type":"mobile","usage_global":{"10":0,"11":0,"11.1":0,"11.5":0,"12":0,"12.1":0.000490778,"36":0.0166864},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"10","11","11.1","11.5","12","12.1","36",null,null,null],"prefix_exceptions":{"36":"webkit"}},"and_chr":{"browser":"Chrome for Android","abbr":"Chr/And.","prefix":"webkit","type":"mobile","usage_global":{"50":17.0049},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"50",null,null,null]},"and_ff":{"browser":"Firefox for Android","abbr":"FF/And.","prefix":"moz","type":"mobile","usage_global":{"46":0.041769},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"46",null,null,null]},"ie_mob":{"browser":"IE Mobile","abbr":"IE.Mob","prefix":"ms","type":"mobile","usage_global":{"10":0.345377,"11":0.397183},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"10","11",null,null,null]},"and_uc":{"browser":"UC Browser for Android","abbr":"UC","prefix":"webkit","type":"mobile","usage_global":{"9.9":9.16597},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"9.9",null,null,null],"prefix_exceptions":{"9.9":"webkit"}}},"statuses":{"rec":"W3C Recommendation","pr":"W3C Proposed Recommendation","cr":"W3C Candidate Recommendation","wd":"W3C Working Draft","ls":"WHATWG Living Standard","other":"Other","unoff":"Unofficial / Note"},"cats":{"CSS":["CSS","CSS2","CSS3"],"HTML5":["Canvas","HTML5"],"JS API":["JS API"],"Other":["Other","DOM","PNG"],"SVG":["SVG"]},"updated":1464063595,"data":{"png-alpha":{"title":"PNG alpha transparency","description":"Semi-transparent areas in PNG files","spec":"http://www.w3.org/TR/PNG/","status":"rec","links":[{"url":"http://en.wikipedia.org/wiki/Portable_Network_Graphics","title":"Wikipedia"},{"url":"http://dillerdesign.com/experiment/DD_belatedPNG/","title":"Workaround for IE6"}],"categories":["PNG"],"stats":{"ie":{"5.5":"n","6":"p","7":"y","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"IE6 does support full transparency in 8-bit PNGs, which can sometimes be an alternative to 24-bit PNGs.","notes_by_num":{},"usage_perc_y":95.44,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"apng":{"title":"Animated PNG (APNG)","description":"Like animated GIFs, but allowing 24-bit colors and alpha transparency","spec":"https://wiki.mozilla.org/APNG_Specification","status":"unoff","links":[{"url":"http://en.wikipedia.org/wiki/APNG","title":"Wikipedia"},{"url":"https://github.com/davidmz/apng-canvas","title":"Polyfill using canvas"},{"url":"https://chrome.google.com/webstore/detail/ehkepjiconegkhpodgoaeamnpckdbblp","title":"Chrome extension providing support"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6513393-apng-animated-png-images-support-firefox-and-sa","title":"Microsoft Edge feature request on UserVoice"},{"url":"https://addons.opera.com/en/extensions/details/apng/?display=en","title":"Opera extension providing support"},{"url":"https://code.google.com/p/chromium/issues/detail?id=437662","title":"Chromium issue"}],"categories":["PNG"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"Where support for APNG is missing, only the first frame is displayed","notes_by_num":{},"usage_perc_y":18.41,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"video":{"title":"Video element","description":"Method of playing videos on webpages (without requiring a plug-in).","spec":"https://html.spec.whatwg.org/multipage/embedded-content.html#the-video-element","status":"ls","links":[{"url":"https://dev.opera.com/articles/view/everything-you-need-to-know-about-html5-video-and-audio/","title":"Detailed article on video/audio elements"},{"url":"http://webmproject.org","title":"WebM format information"},{"url":"http://camendesign.co.uk/code/video_for_everybody","title":"Video for Everybody"},{"url":"http://diveintohtml5.info/video.html","title":"Video on the Web - includes info on Android support"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/video.js#video","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/html/elements/video","title":"WebPlatform Docs"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"a #1","2.2":"a #1","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"Different browsers have support for different video formats, see sub-features for details.\r\n\r\n","notes_by_num":{"1":"The Android browser (before 2.3) requires [specific handling](http://www.broken-links.com/2010/07/08/making-html5-video-work-on-android-phones/) to run the video element."},"usage_perc_y":89.51,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"<video>","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"audio":{"title":"Audio element","description":"Method of playing sound on webpages (without requiring a plug-in).","spec":"https://html.spec.whatwg.org/multipage/embedded-content.html#the-audio-element","status":"ls","links":[{"url":"http://html5doctor.com/native-audio-in-the-browser/","title":"HTML5 Doctor article"},{"url":"https://dev.opera.com/articles/view/everything-you-need-to-know-about-html5-video-and-audio/","title":"Detailed article on video/audio elements"},{"url":"http://www.jplayer.org/latest/demos/","title":"Demos of audio player that uses the audio element"},{"url":"http://24ways.org/2010/the-state-of-html5-audio","title":"Detailed article on support"},{"url":"http://textopia.org/androidsoundformats.html","title":"File format test page"},{"url":"http://www.phoboslab.org/log/2011/03/the-state-of-html5-audio","title":"The State of HTML5 Audio"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/audio.js#audio","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/html/elements/audio","title":"WebPlatform Docs"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"a","10.0-10.1":"a","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":89.51,"usage_perc_a":0.01,"ucprefix":false,"parent":"","keywords":"<audio>","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"contenteditable":{"title":"contenteditable attribute (basic support)","description":"Method of making any HTML element editable.","spec":"https://html.spec.whatwg.org/multipage/interaction.html#contenteditable","status":"ls","links":[{"url":"http://html5demos.com/contenteditable","title":"Demo page"},{"url":"https://blog.whatwg.org/the-road-to-html-5-contenteditable","title":"WHATWG blog post"},{"url":"http://accessgarage.wordpress.com/2009/05/08/how-to-hack-your-app-to-make-contenteditable-work/","title":"Blog post on usage problems"},{"url":"http://docs.webplatform.org/wiki/html/attributes/contentEditable","title":"WebPlatform Docs"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"a","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"This support only refers to very basic editing capability, implementations vary significantly on how certain elements can be edited.","notes_by_num":{},"usage_perc_y":90.38,"usage_perc_a":0.04,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"dragndrop":{"title":"Drag and Drop","description":"Method of easily dragging and dropping elements on a page, requiring minimal JavaScript.","spec":"https://html.spec.whatwg.org/multipage/interaction.html#dnd","status":"ls","links":[{"url":"http://html5doctor.com/native-drag-and-drop/","title":"HTML5 Doctor article"},{"url":"http://nettutsplus.s3.amazonaws.com/64_html5dragdrop/demo/index.html","title":"Shopping cart demo"},{"url":"http://html5demos.com/drag","title":"Demo with link blocks"},{"url":"http://docs.webplatform.org/wiki/dom/DragEvent","title":"WebPlatform Docs"},{"url":"https://github.com/MihaiValentin/setDragImage-IE","title":"Polyfill for setDragImage in IE"},{"url":"http://blog.teamtreehouse.com/implementing-native-drag-and-drop","title":"Implementing Native Drag and Drop"},{"url":"https://github.com/timruffles/ios-html5-drag-drop-shim","title":"iOS/Android shim for HTML 5 drag'n'drop"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6542268-setdragimage-on-datatransfer-of-dragevent","title":"Microsoft Edge setDragImage feature request on UserVoice"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #2","11":"a #2"},"edge":{"12":"a #2","13":"a #2","14":"a #2"},"firefox":{"2":"p","3":"p","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"p","9.5-9.6":"p","10.0-10.1":"p","10.5":"p","10.6":"p","11":"p","11.1":"p","11.5":"p","11.6":"p","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"p","11":"p","11.1":"p","11.5":"p","12":"p","12.1":"y","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"n"}},"notes":"`dataTransfer.items` only supported by Chrome.\r\n\r\nCurrently no browser supports the `dropzone` attribute.\r\n\r\nFirefox supports any kind of DOM elements for `.setDragImage`. Chrome must have either an `HTMLImageElement` or any kind of DOM elements attached to the DOM and within the viewport of the browser for `.setDragImage`.","notes_by_num":{"1":"Partial support refers to no support for the `dataTransfer.files` or `.types` objects and limited supported formats for `dataTransfer.setData`/`getData`.","2":"Partial support refers to not supporting `.setDragImage`"},"usage_perc_y":43.52,"usage_perc_a":8.53,"ucprefix":false,"parent":"","keywords":"draganddrop","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"internationalization":{"title":"Internationalization API","description":"Locale-sensitive collation (string comparison), number formatting, and date and time formatting.","spec":"http://www.ecma-international.org/ecma-402/1.0/","status":"other","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl","title":"MDN reference"},{"url":"http://norbertlindenberg.com/2012/12/ecmascript-internationalization-api/","title":"The ECMAScript Internationalization API"},{"url":"http://code.tutsplus.com/tutorials/working-with-intl--cms-21082","title":"Working With Intl"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=90906","title":"WebKit tracking bug"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":66.3,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"Intl,Collator,NumberFormat,DateTimeFormat","ie_id":"ecmascriptinternationalizationapi","chrome_id":"","firefox_id":"","webkit_id":"specification-internationalization-api"},"queryselector":{"title":"querySelector/querySelectorAll","description":"Method of accessing DOM elements using CSS selectors","spec":"https://dom.spec.whatwg.org/#dom-parentnode-queryselector","status":"ls","links":[{"url":"https://developer.mozilla.org/en/DOM/element.querySelector","title":"MDN article on querySelector"},{"url":"https://developer.mozilla.org/En/DOM/Element.querySelectorAll","title":"MDN article on querySelectorAll"},{"url":"http://cjihrig.com/blog/javascripts-selectors-api/","title":"Blog post"},{"url":"http://docs.webplatform.org/wiki/css/selectors_api/querySelector","title":"WebPlatform Docs"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"a #1","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"p","3":"p","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"p","9.5-9.6":"p","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Partial support in IE8 is due to being limited to [CSS 2.1 selectors](/#feat=css-sel2) and a small subset of [CSS 3 selectors](/#feat=css-sel3) (see notes there). Additionally, it will have trouble with selectors including unrecognized tags (for example HTML5 ones)."},"usage_perc_y":94.56,"usage_perc_a":0.77,"ucprefix":false,"parent":"","keywords":"query,selectors,selectors api,document.queryselector","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"getelementsbyclassname":{"title":"getElementsByClassName","description":"Method of accessing DOM elements by class name","spec":"https://dom.spec.whatwg.org/#dom-document-getelementsbyclassname","status":"ls","links":[{"url":"http://www.quirksmode.org/dom/tests/basics.html#getElementsByClassName","title":"Test page"},{"url":"http://docs.webplatform.org/wiki/dom/HTMLElement/getElementsByClassName","title":"WebPlatform Docs"}],"categories":["DOM","HTML5"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"p","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":94.61,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"byclassname","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"forms":{"title":"HTML5 form features","description":"Expanded form options, including things like date pickers, sliders, validation, placeholders and multiple file uploads. Previously known as \"Web forms 2.0\".","spec":"https://html.spec.whatwg.org/multipage/forms.html#forms","status":"ls","links":[{"url":"https://miketaylr.com/code/input-type-attr.html","title":"HTML5 inputs and attribute support page"},{"url":"https://github.com/westonruter/webforms2","title":"Cross-browser JS implementation (based on original spec)"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"p","10":"a","11":"a"},"edge":{"12":"a","13":"a","14":"a"},"firefox":{"2":"p","3":"p","3.5":"p","3.6":"p","4":"a","5":"a","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a","12":"a","13":"a","14":"a","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a","40":"a","41":"a","42":"a","43":"a","44":"a","45":"a","46":"a","47":"a","48":"a","49":"a"},"chrome":{"4":"a","5":"a","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a","12":"a","13":"a","14":"a","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a","40":"a","41":"a","42":"a","43":"a","44":"a","45":"a","46":"a","47":"a","48":"a","49":"a","50":"a","51":"a","52":"a","53":"a"},"safari":{"3.1":"p","3.2":"p","4":"a","5":"a","5.1":"a","6":"a","6.1":"a","7":"a","7.1":"a","8":"a","9":"a","9.1":"a","TP":"a"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a"},"ios_saf":{"3.2":"n","4.0-4.1":"a","4.2-4.3":"a","5.0-5.1":"a","6.0-6.1":"a","7.0-7.1":"a","8":"a","8.1-8.4":"a","9.0-9.2":"a","9.3":"a"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"a","4.4.3-4.4.4":"a","50":"a"},"bb":{"7":"n","10":"a"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"a"},"and_chr":{"50":"a"},"and_ff":{"46":"a"},"ie_mob":{"10":"a","11":"a"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":9.35,"usage_perc_a":78.31,"ucprefix":false,"parent":"","keywords":"input,datepicker","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"html5semantic":{"title":"New semantic elements","description":"HTML5 offers some new elements, primarily for semantic purposes. The elements include: `section`, `article`, `aside`, `header`, `footer`, `nav`, `figure`, `figcaption`, `time`, `mark` & `main`.","spec":"https://html.spec.whatwg.org/multipage/semantics.html#sections","status":"ls","links":[{"url":"https://blog.whatwg.org/supporting-new-elements-in-ie","title":"Workaround for IE"},{"url":"https://blog.whatwg.org/styling-ie-noscript","title":"Alternate workaround"},{"url":"http://oli.jp/2009/html5-structure3/","title":"Article on structural elements"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/dom.js#dom-html5-elements","title":"has.js test"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"a #2","10":"a #2","11":"a #2"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"a #1","3.5":"a #1","3.6":"a #1","4":"a #2","5":"a #2","6":"a #2","7":"a #2","8":"a #2","9":"a #2","10":"a #2","11":"a #2","12":"a #2","13":"a #2","14":"a #2","15":"a #2","16":"a #2","17":"a #2","18":"a #2","19":"a #2","20":"a #2","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a #1","5":"a #1","6":"a #2","7":"a #2","8":"a #2","9":"a #2","10":"a #2","11":"a #2","12":"a #2","13":"a #2","14":"a #2","15":"a #2","16":"a #2","17":"a #2","18":"a #2","19":"a #2","20":"a #2","21":"a #2","22":"a #2","23":"a #2","24":"a #2","25":"a #2","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a #1","3.2":"a #1","4":"a #1","5":"a #2","5.1":"a #2","6":"a #2","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"a #1","9.5-9.6":"a #1","10.0-10.1":"a #1","10.5":"a #1","10.6":"a #1","11":"a #1","11.1":"a #2","11.5":"a #2","11.6":"a #2","12":"a #2","12.1":"a #2","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a #1","4.0-4.1":"a #2","4.2-4.3":"a #2","5.0-5.1":"a #2","6.0-6.1":"a #2","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"a #1"},"android":{"2.1":"a #1","2.2":"a #2","2.3":"a #2","3":"a #2","4":"a #2","4.1":"a #2","4.2-4.3":"a #2","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a #2","10":"a #2"},"op_mob":{"10":"a #1","11":"a #2","11.1":"a #2","11.5":"a #2","12":"a #2","12.1":"a #2","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a #2","11":"a #2"},"and_uc":{"9.9":"a #2"}},"notes":"","notes_by_num":{"1":"Partial support refers to missing the default styling, as technically the elements are considered \"[unknown](https://developer.mozilla.org/en-US/docs/Web/API/HTMLUnknownElement)\". This is easily taken care of by manually setting the default `display` value for each tag.","2":"Partial support refers to only the `<main>` element (added later to the spec) being \"unknown\", though it can still be used and styled."},"usage_perc_y":70.9,"usage_perc_a":23.73,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-line-clamp":{"title":"CSS line-clamp","description":"Proprietary and undocumented CSS property that will contain text to a given amount of lines when used in combination with `display: -webkit-box`. It will end with ellipsis when `text-overflow: ellipsis` is included.","spec":"https://developer.apple.com/library/safari/documentation/AppleApplications/Reference/SafariCSSRef/Articles/StandardCSSProperties.html#//apple_ref/doc/uid/TP30001266-WebKit_SpecificUnsupportedProperties","status":"unoff","links":[{"url":"http://guerillalabs.co/blog/css-line-clamping.html","title":"Article on cross-browser CSS line clamping"},{"url":"https://css-tricks.com/line-clampin/","title":"CSS Tricks article"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"u","5":"u","6":"u","7":"u","8":"u","9":"u","10":"u","11":"u","12":"u","13":"u","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y x","49":"y x","50":"y x","51":"y x","52":"y x","53":"y x"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"y x","5.1":"y x","6":"y x","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y x","9.1":"y x","TP":"y x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y x","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"u","2.2":"u","2.3":"y x","3":"y x","4":"y x","4.1":"y x","4.2-4.3":"y x","4.4":"y x","4.4.3-4.4.4":"y x","50":"y x"},"bb":{"7":"y x","10":"y x"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y x"},"and_chr":{"50":"y x"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y x"}},"notes":"As there is no specification and the property is dependent on an outdated implementation of flexbox (hence `display: -webkit-box`) it is unlikely that other browsers will support the property as-is, although an alternative solution may at some point replace it.","notes_by_num":{},"usage_perc_y":72.48,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"offline-apps":{"title":"Offline web applications","description":"Now deprecated method of defining web page files to be cached using a cache manifest file, allowing them to work offline on subsequent visits to the page. ","spec":"https://html.spec.whatwg.org/multipage/browsers.html#offline","status":"unoff","links":[{"url":"http://www.sitepoint.com/offline-web-application-tutorial/","title":"Sitepoint tutorial"},{"url":"http://diveintohtml5.info/offline.html","title":"Dive Into HTML5 article"},{"url":"http://hacks.mozilla.org/2010/01/offline-web-applications/","title":"Mozilla Hacks article/demo"},{"url":"http://docs.webplatform.org/wiki/apis/appcache/ApplicationCache","title":"WebPlatform Docs"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"p","3":"a","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"p","3.2":"p","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"p","10.5":"p","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"This technology is being deprecated in favor of [Service Workers](http://caniuse.com/#feat=serviceworkers)","notes_by_num":{},"usage_perc_y":88.99,"usage_perc_a":0.04,"ucprefix":false,"parent":"","keywords":"appcache,applicationcache,app cache,application cache,online","ie_id":"applicationcache","chrome_id":"6192449487634432","firefox_id":"","webkit_id":""},"webworkers":{"title":"Web Workers","description":"Method of running scripts in the background, isolated from the web page","spec":"https://html.spec.whatwg.org/multipage/workers.html","status":"ls","links":[{"url":"https://developer.mozilla.org/En/Using_web_workers","title":"MDN article"},{"url":"http://nerget.com/rayjs-mt/rayjs.html","title":"Web Worker demo"},{"url":"http://code.google.com/p/ie-web-worker/","title":"Polyfill for IE (single threaded)"},{"url":"http://net.tutsplus.com/tutorials/javascript-ajax/getting-started-with-web-workers/","title":"Tutorial"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"p","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"p","3":"p","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"p","3.2":"p","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"p","10.5":"p","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"p","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":87.76,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"fontface":{"title":"@font-face Web fonts","description":"Method of displaying fonts downloaded from websites","spec":"http://www.w3.org/TR/css3-webfonts/","status":"cr","links":[{"url":"http://webfonts.info","title":"News and information site"},{"url":"http://en.wikipedia.org/wiki/Web_typography","title":"Wikipedia"},{"url":"http://www.css3files.com/font/","title":"Information page"},{"url":"http://docs.webplatform.org/wiki/css/atrules/@font-face","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a #2","4.0-4.1":"a #2","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"a","2.3":"a","3":"a","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"Not supported by IE Mobile 9 and below.","notes_by_num":{"1":"Partial support refers to only supporting EOT fonts.","2":"Partial support refers to only supporting SVG fonts."},"usage_perc_y":89.42,"usage_perc_a":0.96,"ucprefix":false,"parent":"","keywords":"font face","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"eot":{"title":"EOT - Embedded OpenType fonts","description":"Type of font that can be derived from a regular font, allowing small files and legal use of high-quality fonts. Usage is restricted by the file being tied to the website","spec":"http://www.w3.org/Submission/EOT/","status":"unoff","links":[{"url":"http://en.wikipedia.org/wiki/Embedded_OpenType","title":"Wikipedia"},{"url":"http://www.microsoft.com/typography/web/embedding/default.aspx","title":"Example pages"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"n","13":"n","14":"n"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"Proposal by Microsoft, being considered for W3C standardization.","notes_by_num":{},"usage_perc_y":7.28,"usage_perc_a":0,"ucprefix":false,"parent":"fontface","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"woff":{"title":"WOFF - Web Open Font Format","description":"Compressed TrueType/OpenType font that contains information about the font's source.","spec":"http://www.w3.org/TR/WOFF/","status":"rec","links":[{"url":"http://hacks.mozilla.org/2009/10/woff/","title":"Mozilla hacks blog post"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n #1","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Reported to be supported in some modified versions of the Android 4.0 browser."},"usage_perc_y":88.15,"usage_perc_a":0,"ucprefix":false,"parent":"fontface","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"multibackgrounds":{"title":"CSS3 Multiple backgrounds","description":"Method of using multiple images as a background","spec":"http://www.w3.org/TR/css3-background/","status":"cr","links":[{"url":"http://www.css3.info/preview/multiple-backgrounds/","title":"Demo & information page"},{"url":"http://www.css3files.com/background/","title":"Information page"},{"url":"http://docs.webplatform.org/wiki/css/properties/background-image","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":94.55,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"border-image":{"title":"CSS3 Border images","description":"Method of using images for borders","spec":"http://www.w3.org/TR/css3-background/#the-border-image","status":"cr","links":[{"url":"http://www.css3files.com/border/","title":"Information page"},{"url":"http://docs.webplatform.org/wiki/css/properties/border-image","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"a x","3.6":"a x","4":"a x","5":"a x","6":"a x","7":"a x","8":"a x","9":"a x","10":"a x","11":"a x","12":"a x","13":"a x","14":"a x","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a x","5":"a x","6":"a x","7":"a x","8":"a x","9":"a x","10":"a x","11":"a x","12":"a x","13":"a x","14":"a x","15":"y x","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a x","3.2":"a x","4":"a x","5":"a x","5.1":"a x","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"a","10.6":"a","11":"a x","11.1":"a x","11.5":"a x","11.6":"a x","12":"a x","12.1":"a x","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a x","4.0-4.1":"a x","4.2-4.3":"a x","5.0-5.1":"a x","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"a x"},"android":{"2.1":"a x","2.2":"a x","2.3":"a x","3":"a x","4":"a x","4.1":"a x","4.2-4.3":"a x","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a x","10":"y"},"op_mob":{"10":"n","11":"a x","11.1":"a x","11.5":"a x","12":"a x","12.1":"a x","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"y"}},"notes":"Note that both the `border-style` and `border-width` must be specified (not set to `none` or 0) for border-images to work according to spec, though older implementations may not have this requirement. Partial support refers to supporting the shorthand syntax, but not the individual properties (border-image-source, border-image-slice, etc). ","notes_by_num":{},"usage_perc_y":86.19,"usage_perc_a":7.02,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"background-img-opts":{"title":"CSS3 Background-image options","description":"New properties to affect background images, including background-clip, background-origin and background-size","spec":"http://www.w3.org/TR/css3-background/#backgrounds","status":"cr","links":[{"url":"http://www.standardista.com/css3/css3-background-properties","title":"Detailed compatibility tables and demos"},{"url":"http://www.css3files.com/background/","title":"Information page"},{"url":"https://github.com/louisremi/background-size-polyfill","title":"Polyfill for IE7-8"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"a x","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a #3","5":"a #3","6":"a #3","7":"a #3","8":"a #3","9":"a #3","10":"a #3","11":"a #3","12":"a #3","13":"a #3","14":"a #3","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a #2 #3","3.2":"a #2 #3","4":"a #2 #3","5":"a #2 #3","5.1":"a #2 #3","6":"a #2 #3","6.1":"a #2 #3","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"a x","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a","4.0-4.1":"a","4.2-4.3":"a","5.0-5.1":"a #3","6.0-6.1":"a","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"a #1"},"android":{"2.1":"a x","2.2":"a x #3","2.3":"a x #3","3":"a #3","4":"a #3","4.1":"a #3","4.2-4.3":"a #3","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"Safari also supports the unofficial `-webkit-background-clip: text` (only with prefix)","notes_by_num":{"1":"Partial support in Opera Mini refers to not supporting background sizing or background attachments. However Opera Mini 7.5 supports background sizing (including cover and contain values).","2":"Partial support in Safari 6 refers to not supporting background sizing offset from edges syntax.","3":"Does not support `background-size` values in the `background` shorthand"},"usage_perc_y":87.82,"usage_perc_a":6.74,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-table":{"title":"CSS Table display","description":"Method of displaying elements as tables, rows, and cells. Includes support for all `display: table-*` properties as well as `display: inline-table`","spec":"http://www.w3.org/TR/CSS21/tables.html","status":"rec","links":[{"url":"http://www.onenaught.com/posts/201/use-css-displaytable-for-layout","title":"Blog post on usage"}],"categories":["CSS2"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"a #1","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Firefox 2 does not support `inline-table`"},"usage_perc_y":95.39,"usage_perc_a":0.01,"ucprefix":false,"parent":"","keywords":"display:table,table-cell,table-row,table-layout","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-gencontent":{"title":"CSS Generated content for pseudo-elements","description":"Method of displaying text or images before or after the given element's contents using the ::before and ::after pseudo-elements. All browsers with support also support the `attr()` notation in the `content` property. ","spec":"http://www.w3.org/TR/CSS21/generate.html","status":"rec","links":[{"url":"http://www.westciv.com/style_master/academy/css_tutorial/advanced/generated_content.html","title":"Guide on usage"},{"url":"https://dev.opera.com/articles/view/css-generated-content-techniques/","title":"Dev.Opera article"},{"url":"http://docs.webplatform.org/wiki/css/generated_and_replaced_content","title":"WebPlatform Docs"}],"categories":["CSS2","CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"a #1","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"For content to appear in pseudo-elements, the `content` property must be set (but may be an empty string).","notes_by_num":{"1":"IE8 only supports the single-colon CSS 2.1 syntax (i.e. :pseudo-class). It does not support the double-colon CSS3 syntax (i.e. ::pseudo-element)."},"usage_perc_y":94.63,"usage_perc_a":0.77,"ucprefix":false,"parent":"","keywords":"before,after","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-fixed":{"title":"CSS position:fixed","description":"Method of keeping an element in a fixed location regardless of scroll position","spec":"http://www.w3.org/TR/CSS21/visuren.html#fixed-positioning","status":"rec","links":[{"url":"http://www.css-101.org/fixed-positioning/05.php","title":"Workaround for IE6"},{"url":"http://bradfrostweb.com/blog/mobile/fixed-position/","title":"Article on mobile support"},{"url":"http://docs.webplatform.org/wiki/css/properties/position","title":"WebPlatform Docs"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"p","7":"y","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"a #1","6.0-6.1":"a #1","7.0-7.1":"a #1","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"a #2","2.2":"a #2","2.3":"a #2","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Partial support in older iOS Safari refers to [buggy behavior](http://remysharp.com/2012/05/24/issues-with-position-fixed-scrolling-on-ios/).","2":"Only works in Android 2.1 thru 2.3 by using the following meta tag: <meta name=\"viewport\" content=\"width=device-width, user-scalable=no\">."},"usage_perc_y":90.11,"usage_perc_a":0.29,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"beacon":{"title":"Beacon API","description":"Allows data to be sent asynchronously to a server with `navigator.sendBeacon`, even after a page was closed. Useful for posting analytics data the moment a user was finished using the page.","spec":"http://www.w3.org/TR/beacon/","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Navigator/sendBeacon","title":"MDN article"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":55,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"beacon","chrome_id":"5517433905348608","firefox_id":"","webkit_id":""},"hashchange":{"title":"Hashchange event","description":"Event triggered in JavaScript when the URL's hash has changed (for example: page.html#foo to page.html#bar) ","spec":"https://html.spec.whatwg.org/multipage/browsers.html#the-hashchangeevent-interface","status":"ls","links":[{"url":"https://developer.mozilla.org/en/DOM/window.onhashchange","title":"MDN article"},{"url":"http://msdn.microsoft.com/en-us/library/cc288209(VS.85).aspx","title":"MSDN article"},{"url":"http://www.quirksmode.org/dom/events/tests/hashchange.html","title":"Simple demo"},{"url":"http://github.com/3nr1c/jUri.js","title":"Polyfill"},{"url":"http://docs.webplatform.org/wiki/dom/Element/hashchange","title":"WebPlatform Docs"}],"categories":["HTML5","JS API"],"stats":{"ie":{"5.5":"p","6":"p","7":"p","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"p","3":"p","3.5":"p","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"p","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"p","3.2":"p","4":"p","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"p","9.5-9.6":"p","10.0-10.1":"p","10.5":"p","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"p","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":90.24,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"onhashchange,HashChangeEvent","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-sel2":{"title":"CSS 2.1 selectors","description":"Basic CSS selectors including: `*` (universal selector), `>` (child selector), `:first-child`, `:link`, `:visited`, `:active`, `:hover`, `:focus`, `:lang()`, `+` (adjacent sibling selector), `[attr]`, `[attr=\"val\"]`, `[attr~=\"val\"]`, `[attr|=\"bar\"]`, `.foo` (class selector), `#foo` (id selector)","spec":"http://www.w3.org/TR/CSS21/selector.html","status":"rec","links":[{"url":"http://www.quirksmode.org/css/contents.html","title":"Detailed support information"},{"url":"http://www.yourhtmlsource.com/stylesheets/advancedselectors.html","title":"Examples of advanced selectors"},{"url":"http://selectivizr.com","title":"Selectivizr: Polyfill for IE6-8"},{"url":"http://docs.webplatform.org/wiki/css/selectors","title":"WebPlatform Docs"}],"categories":["CSS2"],"stats":{"ie":{"5.5":"n","6":"p","7":"y","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"Support for `:visited` styling [varies across browsers](http://sixrevisions.com/css/visited-pseudo-class-strange/) due to security concerns.","notes_by_num":{},"usage_perc_y":95.44,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"attribute selector","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-sel3":{"title":"CSS3 selectors","description":"Advanced element selection using selectors including: `[foo^=\"bar\"]`, `[foo$=\"bar\"]`, `[foo*=\"bar\"]`, `:root`, `:nth-child()`,  `:nth-last-child()`, `nth-of-type`, `nth-last-of-type()`, `:last-child`, `:first-of-type`, `:last-of-type`, `:only-child`, `:only-of-type`, `:empty`, `:target`, `:enabled`, `:disabled`, `:checked`, `:not()`, `~` (general sibling)","spec":"http://www.w3.org/TR/css3-selectors/","status":"rec","links":[{"url":"http://www.quirksmode.org/css/selectors/","title":"Detailed support information"},{"url":"http://www.css3.info/selectors-test/","title":"Automated CSS3 selector test"},{"url":"http://selectivizr.com","title":"Selectivizr: Polyfill for IE6-8"},{"url":"http://docs.webplatform.org/wiki/css/selectors","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"p","7":"a #1","8":"a #1","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"IE7 and IE8 support only these CSS3 selectors: General siblings (`element1~element2`) and Attribute selectors `[attr^=val]`, `[attr$=val]`, and `[attr*=val]`"},"usage_perc_y":94.57,"usage_perc_a":0.81,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-textshadow":{"title":"CSS3 Text-shadow","description":"Method of applying one or more shadow or blur effects to text","spec":"http://www.w3.org/TR/css-text-decor-3/#text-shadow-property","status":"cr","links":[{"url":"http://hacks.mozilla.org/2009/06/text-shadow/","title":"Mozilla hacks article"},{"url":"http://ie.microsoft.com/testdrive/Graphics/hands-on-css3/hands-on_text-shadow.htm","title":"Live editor"},{"url":"http://www.css3files.com/shadow/#textshadow","title":"Information page"},{"url":"http://docs.webplatform.org/wiki/css/properties/text-shadow","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y #1","11":"y #1"},"edge":{"12":"y #1","13":"y #1","14":"y #1"},"firefox":{"2":"n","3":"n","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a #2","3.2":"a #2","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"a"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y #1","11":"y #1"},"and_uc":{"9.9":"y"}},"notes":"Opera Mini ignores the blur-radius set, so no blur effect is visible. Text-shadow behavior can be somewhat emulated in older IE versions using the non-standard \"dropshadow\" or \"glow\" filters.","notes_by_num":{"1":"IE 10+ supports a fourth length value for the shadow's \"spread\". This is not (yet) part of the specification.","2":"Partial support in Safari 3.* refers to not supporting multiple shadows."},"usage_perc_y":88.92,"usage_perc_a":5.13,"ucprefix":false,"parent":"","keywords":"text shadow","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-boxshadow":{"title":"CSS3 Box-shadow","description":"Method of displaying an inner or outer shadow effect to elements","spec":"http://www.w3.org/TR/css3-background/#box-shadow","status":"cr","links":[{"url":"https://developer.mozilla.org/En/CSS/-moz-box-shadow","title":"MDN article"},{"url":"http://westciv.com/tools/boxshadows/index.html","title":"Live editor"},{"url":"http://tests.themasta.com/blogstuff/boxshadowdemo.html","title":"Demo of various effects"},{"url":"http://www.css3files.com/shadow/","title":"Information page"},{"url":"http://docs.webplatform.org/wiki/css/properties/box-shadow","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"y x","3.6":"y x","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a x #1","3.2":"a x #1","4":"a x #1","5":"y x","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a x #1","4.0-4.1":"y x","4.2-4.3":"y x","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"a x #1","2.2":"a x #1","2.3":"a x #1","3":"a x #1","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y x","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"Can be partially emulated in older IE versions using the non-standard \"shadow\" filter.","notes_by_num":{"1":"Partial support in Safari, iOS Safari and Android Browser refers to missing \"inset\", blur radius value, and multiple shadow support."},"usage_perc_y":89.47,"usage_perc_a":0.05,"ucprefix":false,"parent":"","keywords":"box-shadows,boxshadows,box shadow,shaow","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css3-colors":{"title":"CSS3 Colors","description":"Method of describing colors using Hue, Saturation and Lightness (hsl()) rather than just RGB, as well as allowing alpha-transparency with rgba() and hsla().","spec":"http://www.w3.org/TR/css3-color/","status":"rec","links":[{"url":"https://dev.opera.com/articles/view/color-in-opera-10-hsl-rgb-and-alpha-transparency/","title":"Dev.Opera article"},{"url":"http://www.css3files.com/color/","title":"Information page"},{"url":"http://docs.webplatform.org/wiki/css/color#RGBA_Notation","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"a","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"a","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":94.61,"usage_perc_a":0.02,"ucprefix":false,"parent":"","keywords":"rgb,hsl,rgba,hsla","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css3-boxsizing":{"title":"CSS3 Box-sizing","description":"Method of specifying whether or not an element's borders and padding should be included in size units","spec":"http://www.w3.org/TR/css3-ui/#box-sizing","status":"cr","links":[{"url":"https://developer.mozilla.org/En/CSS/Box-sizing","title":"MDN article"},{"url":"http://www.456bereastreet.com/archive/201104/controlling_width_with_css3_box-sizing/","title":"Blog post"},{"url":"https://github.com/Schepp/box-sizing-polyfill","title":"Polyfill for IE"},{"url":"http://css-tricks.com/box-sizing/","title":"CSS Tricks"},{"url":"http://docs.webplatform.org/wiki/css/properties/box-sizing","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"p","6":"p","7":"p","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y x","3":"y x","3.5":"y x","3.6":"y x","4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y x","3.2":"y x","4":"y x","5":"y x","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y x","4.0-4.1":"y x","4.2-4.3":"y x","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y x","2.2":"y x","2.3":"y x","3":"y x","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y x","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"Firefox currently also supports the `padding-box` in addition to `content-box` and `border-box`, though this value has been removed from the specification.","notes_by_num":{},"usage_perc_y":95.39,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"border-box,content-box","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-mediaqueries":{"title":"CSS3 Media Queries","description":"Method of applying styles based on media information. Includes things like page and device dimensions","spec":"http://www.w3.org/TR/css3-mediaqueries/","status":"rec","links":[{"url":"http://ie.microsoft.com/testdrive/HTML5/85CSS3_MediaQueries/","title":"IE demo page with information"},{"url":"http://webdesignerwall.com/tutorials/responsive-design-with-css3-media-queries","title":"Media Queries tutorial"},{"url":"https://github.com/scottjehl/Respond","title":"Polyfill for IE"},{"url":"http://docs.webplatform.org/wiki/css/atrules/@media","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"p","6":"p","7":"p","8":"p","9":"y #1","10":"y #1","11":"y #1"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y #1","5":"y #1","6":"y #1","7":"y #1","8":"y #1","9":"y #1","10":"y #1","11":"y #1","12":"y #1","13":"y #1","14":"y #1","15":"y #1","16":"y #1","17":"y #1","18":"y #1","19":"y #1","20":"y #1","21":"y #1","22":"y #1","23":"y #1","24":"y #1","25":"y #1","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a #1 #2","3.2":"a #1 #2","4":"y #1","5":"y #1","5.1":"y #1","6":"y #1","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y #1","4.0-4.1":"y #1","4.2-4.3":"y #1","5.0-5.1":"y #1","6.0-6.1":"y #1","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y #1","2.2":"y #1","2.3":"y #1","3":"y #1","4":"y #1","4.1":"y #1","4.2-4.3":"y #1","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y #1","11":"y #1"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Does not support nested media queries","2":"Partial support refers to only acknowledging different media rules on page reload"},"usage_perc_y":94.56,"usage_perc_a":0.01,"ucprefix":false,"parent":"","keywords":"@media","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"multicolumn":{"title":"CSS3 Multiple column layout","description":"Method of flowing information in multiple columns","spec":"http://www.w3.org/TR/css3-multicol/","status":"cr","links":[{"url":"https://dev.opera.com/articles/view/css3-multi-column-layout/","title":"Dev.Opera article"},{"url":"http://webdesign.tutsplus.com/tutorials/htmlcss-tutorials/an-introduction-to-the-css3-multiple-column-layout-module/","title":"Introduction page"},{"url":"http://docs.webplatform.org/wiki/css/properties/column-width","title":"WebPlatform Docs"},{"url":"https://github.com/BetleyWhitehorne/CSS3MultiColumn","title":"Polyfill"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"a x","3":"a x","3.5":"a x","3.6":"a x","4":"a x","5":"a x","6":"a x","7":"a x","8":"a x","9":"a x","10":"a x","11":"a x","12":"a x","13":"a x","14":"a x","15":"a x","16":"a x","17":"a x","18":"a x","19":"a x","20":"a x","21":"a x","22":"a x","23":"a x","24":"a x","25":"a x","26":"a x","27":"a x","28":"a x","29":"a x","30":"a x","31":"a x","32":"a x","33":"a x","34":"a x","35":"a x","36":"a x","37":"a x","38":"a x","39":"a x","40":"a x","41":"a x","42":"a x","43":"a x","44":"a x","45":"a x","46":"a x","47":"a x","48":"a x","49":"a x"},"chrome":{"4":"a x","5":"a x","6":"a x","7":"a x","8":"a x","9":"a x","10":"a x","11":"a x","12":"a x","13":"a x","14":"a x","15":"a x","16":"a x","17":"a x","18":"a x","19":"a x","20":"a x","21":"a x","22":"a x","23":"a x","24":"a x","25":"a x","26":"a x","27":"a x","28":"a x","29":"a x","30":"a x","31":"a x","32":"a x","33":"a x","34":"a x","35":"a x","36":"a x","37":"a x","38":"a x","39":"a x","40":"a x","41":"a x","42":"a x","43":"a x","44":"a x","45":"a x","46":"a x","47":"a x","48":"a x","49":"a x","50":"a","51":"a","52":"a","53":"a"},"safari":{"3.1":"a x","3.2":"a x","4":"a x","5":"a x","5.1":"a x","6":"a x","6.1":"a x","7":"a x","7.1":"a x","8":"a x","9":"a","9.1":"a","TP":"a"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"a x","16":"a x","17":"a x","18":"a x","19":"a x","20":"a x","21":"a x","22":"a x","23":"a x","24":"a x","25":"a x","26":"a x","27":"a x","28":"a x","29":"a x","30":"a x","31":"a x","32":"a x","33":"a x","34":"a x","35":"a x","36":"a x","37":"a","38":"a","39":"a"},"ios_saf":{"3.2":"a x","4.0-4.1":"a x","4.2-4.3":"a x","5.0-5.1":"a x","6.0-6.1":"a x","7.0-7.1":"a x","8":"a x","8.1-8.4":"a x","9.0-9.2":"a","9.3":"a"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"a x","2.2":"a x","2.3":"a x","3":"a x","4":"a x","4.1":"a x","4.2-4.3":"a x","4.4":"a x","4.4.3-4.4.4":"a x","50":"a x"},"bb":{"7":"a x","10":"a x"},"op_mob":{"10":"n","11":"n","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"a x"},"and_chr":{"50":"a"},"and_ff":{"46":"a x"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"a x"}},"notes":"Partial support refers to not supporting the `break-before`, `break-after`, `break-inside` properties. WebKit- and Blink-based browsers do have equivalent support for the non-standard `-webkit-column-break-*` properties to accomplish the same result (but only the `auto` and `always` values). Firefox does not support `break-*`.","notes_by_num":{},"usage_perc_y":13.07,"usage_perc_a":80.99,"ucprefix":false,"parent":"","keywords":"column-count,column-width,column-gap,column-rule,column-span,column-fill","ie_id":"multicolumnfullsupport","chrome_id":"6526151266664448,5630943616303104","firefox_id":"","webkit_id":""},"border-radius":{"title":"CSS3 Border-radius (rounded corners)","description":"Method of making the border corners round. Covers support for the shorthand `border-radius` as well as the long-hand properties (e.g. `border-top-left-radius`)","spec":"http://www.w3.org/TR/css3-background/#the-border-radius","status":"cr","links":[{"url":"http://border-radius.com","title":"Border-radius CSS Generator"},{"url":"http://muddledramblings.com/table-of-css3-border-radius-compliance","title":"Detailed compliance table"},{"url":"http://www.css3files.com/border/#borderradius","title":"Information page"},{"url":"http://css3pie.com/","title":"Polyfill which includes border-radius"},{"url":"http://docs.webplatform.org/wiki/css/properties/border-radius","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"a x","3":"y x","3.5":"y x","3.6":"y x","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y x","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y x","3.2":"y x","4":"y x","5":"y","5.1":"y #1","6":"y #1","6.1":"y #1","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y x","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y x","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Safari 6.1 and earlier did not apply `border-radius` correctly to image borders: http://stackoverflow.com/q/17202128"},"usage_perc_y":89.56,"usage_perc_a":0.01,"ucprefix":false,"parent":"","keywords":"roundedcorners, border radius,-moz-border-radius","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"transforms2d":{"title":"CSS3 2D Transforms","description":"Method of transforming an element including rotating, scaling, etc. Includes support for `transform` as well as `transform-origin` properties.","spec":"http://www.w3.org/TR/css3-2d-transforms/","status":"wd","links":[{"url":"http://www.westciv.com/tools/transforms/","title":"Live editor"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/transform","title":"MDN article"},{"url":"http://www.webresourcesdepot.com/cross-browser-css-transforms-csssandpaper/","title":"Workaround script for IE"},{"url":"http://www.css3files.com/transform/","title":"Information page"},{"url":"http://www.useragentman.com/IETransformsTranslator/","title":"Converter for IE"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/css.js#css-transform","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/css/transforms/transform","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"y x","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"y x","3.6":"y x","4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y x","3.2":"y x","4":"y x","5":"y x","5.1":"y x","6":"y x","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"y x","10.6":"y x","11":"y x","11.1":"y x","11.5":"y x","11.6":"y x","12":"y x","12.1":"y","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y x","4.0-4.1":"y x","4.2-4.3":"y x","5.0-5.1":"y x","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y x","2.2":"y x","2.3":"y x","3":"y x","4":"y x","4.1":"y x","4.2-4.3":"y x","4.4":"y x","4.4.3-4.4.4":"y x","50":"y"},"bb":{"7":"y x","10":"y x"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y x"}},"notes":"The scale transform can be emulated in IE < 9 using Microsoft's \"zoom\" extension, others are (not easily) possible using the MS Matrix filter","notes_by_num":{},"usage_perc_y":89.52,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"transformation,translate,translatex,translatey,translatez,transform3d,rotation,rotate,scale,css-transforms,transform-origin,transform:rotate,transform:scale","ie_id":"transforms","chrome_id":"6437640580628480","firefox_id":"","webkit_id":""},"use-strict":{"title":"ECMAScript 5 Strict Mode","description":"Method of placing code in a \"strict\" operating context.","spec":"http://www.ecma-international.org/ecma-262/5.1/#sec-14.1","status":"other","links":[{"url":"http://ejohn.org/blog/ecmascript-5-strict-mode-json-and-more/","title":"Information page"},{"url":"http://javascriptweblog.wordpress.com/2011/05/03/javascript-strict-mode/","title":"Article with test suite"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"a #1","5.1":"a #1","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Partial support in older Safari refers to strict mode still accepting a lot of JS that should be considered invalid."},"usage_perc_y":88.61,"usage_perc_a":0.17,"ucprefix":false,"parent":"es5","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"devicepixelratio":{"title":"Window.devicePixelRatio","description":"Read-only property that returns the ratio of the (vertical) size of one physical pixel on the current display device to the size of one CSS pixel.","spec":"http://dev.w3.org/csswg/cssom-view/#dom-window-devicepixelratio","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Window/devicePixelRatio","title":"MDN"}],"categories":["CSS","DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"y"}},"notes":"As the page is zoomed in the number of device pixels that one CSS pixel covers increases, and therefore the value of devicePixelRatio will also increase.","notes_by_num":{},"usage_perc_y":92.92,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"device,pixel,ratio,size","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"transforms3d":{"title":"CSS3 3D Transforms","description":"Method of transforming an element in the third dimension using the `transform` property. Includes support for the `perspective` property to set the perspective in z-space and the `backface-visibility` property to toggle display of the reverse side of a 3D-transformed element.","spec":"http://www.w3.org/TR/css3-3d-transforms/","status":"wd","links":[{"url":"http://css3.bradshawenterprises.com/flip/","title":"Multi-browser demo"},{"url":"http://hacks.mozilla.org/2011/10/css-3d-transformations-in-firefox-nightly/","title":"Mozilla hacks article"},{"url":"http://thewebrocks.com/demos/3D-css-tester/","title":"3D CSS Tester"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/css.js#css-transform","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/css/transforms/transform","title":"WebPlatform Docs"},{"url":"http://desandro.github.io/3dtransforms/","title":"Intro to CSS 3D transforms"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"a #1","11":"a #1"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"y x","5":"y x","5.1":"y x","6":"y x","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y #2","9.1":"y #2","TP":"y #2"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y x","4.0-4.1":"y x","4.2-4.3":"y x","5.0-5.1":"y x","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y x","4":"y x","4.1":"y x","4.2-4.3":"y x","4.4":"y x","4.4.3-4.4.4":"y x","50":"y"},"bb":{"7":"y x","10":"y x"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a #1","11":"a #1"},"and_uc":{"9.9":"y x"}},"notes":"","notes_by_num":{"1":"Partial support in IE refers to not supporting [the transform-style: preserve-3d property](http://msdn.microsoft.com/en-us/library/ie/hh673529%28v=vs.85%29.aspx#the_ms_transform_style_property). This prevents nesting 3D transformed elements.","2":"Safari 9 is reported to still require a prefix for the related `backface-visibility` property."},"usage_perc_y":81.95,"usage_perc_a":6.66,"ucprefix":false,"parent":"","keywords":"css 3d,3dtransforms,translate3d,backface visibility,perspective,transform-origin,transform-style","ie_id":"transforms,csstransformspreserve3d","chrome_id":"6437640580628480","firefox_id":"","webkit_id":""},"sharedworkers":{"title":"Shared Web Workers","description":"Method of allowing multiple scripts to communicate with a single web worker.","spec":"https://html.spec.whatwg.org/multipage/workers.html#shared-workers-introduction","status":"ls","links":[{"url":"http://www.sitepoint.com/javascript-shared-web-workers-html5/","title":"Sitepoint article"},{"url":"http://greenido.wordpress.com/2011/11/03/web-workers-part-3-out-of-3-shared-wrokers/","title":"Blog post"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"y","5.1":"y","6":"y","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"u","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":49.44,"usage_perc_a":0,"ucprefix":false,"parent":"webworkers","keywords":"shared worker","ie_id":"sharedwebworkers","chrome_id":"","firefox_id":"shared-worker","webkit_id":"feature-shared-web-workers"},"css-hyphens":{"title":"CSS Hyphenation","description":"Method of controlling when words at the end of lines should be hyphenated using the \"hyphens\" property.","spec":"http://www.w3.org/TR/css3-text/#hyphenation","status":"wd","links":[{"url":"https://developer.mozilla.org/en/CSS/hyphens","title":"MDN article"},{"url":"http://blog.fontdeck.com/post/9037028497/hyphens","title":"Blog post"},{"url":"http://docs.webplatform.org/wiki/css/properties/hyphens","title":"WebPlatform Docs"},{"url":"https://code.google.com/p/chromium/issues/detail?id=47083","title":"Chrome bug for implementing hyphenation"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y x","11":"y x"},"edge":{"12":"y x","13":"y x","14":"y x"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"y x","6":"y x","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y x","9.1":"y x","TP":"y x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"y x","5.0-5.1":"y x","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"a x"}},"notes":"Chrome and Android 4.0 Browser support \"-webkit-hyphens: none\", but not the \"auto\" property. It is [advisable to set the @lang attribute](http://blog.adrianroselli.com/2015/01/on-use-of-lang-attribute.html) on the HTML element to enable hyphenation support and improve accessibility.","notes_by_num":{},"usage_perc_y":25.86,"usage_perc_a":9.17,"ucprefix":false,"parent":"","keywords":"hyphen,shy","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-transitions":{"title":"CSS3 Transitions","description":"Simple method of animating certain properties of an element, with ability to define property, duration, delay and timing function. ","spec":"http://www.w3.org/TR/css3-transitions/","status":"wd","links":[{"url":"http://www.webdesignerdepot.com/2010/01/css-transitions-101/","title":"Article on usage"},{"url":"http://www.css3files.com/transition/","title":"Information page"},{"url":"http://www.the-art-of-web.com/css/timing-function/","title":"Examples on timing functions"},{"url":"http://www.opera.com/docs/specs/presto2.12/css/transitions/","title":"Animation of property types support in Opera"},{"url":"http://docs.webplatform.org/wiki/css/properties/transition","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y x","3.2":"y x","4":"y x","5":"y x","5.1":"y x","6":"y x","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"y x","10.6":"y x","11":"y x","11.1":"y x","11.5":"y x","11.6":"y x","12":"y x","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y x","4.0-4.1":"y x","4.2-4.3":"y x","5.0-5.1":"y x","6.0-6.1":"y x","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y x","2.2":"y x","2.3":"y x","3":"y x","4":"y x","4.1":"y x","4.2-4.3":"y x","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y x","10":"y"},"op_mob":{"10":"y x","11":"y x","11.1":"y x","11.5":"y x","12":"y x","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y x"}},"notes":"Support listed is for `transition` properties as well as the `transitionend` event. The prefixed name in WebKit browsers is `webkitTransitionEnd`","notes_by_num":{},"usage_perc_y":88.97,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"css transition,transitionend,transition-property,transition-duration,transition-timing-function,transition-delay","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"font-feature":{"title":"CSS font-feature-settings","description":"Method of applying advanced typographic and language-specific font features to supported OpenType fonts.","spec":"http://w3.org/TR/css3-fonts/#font-rend-props","status":"cr","links":[{"url":"http://ie.microsoft.com/testdrive/Graphics/opentype/","title":"Demo pages (IE/Firefox only)"},{"url":"http://hacks.mozilla.org/2010/11/firefox-4-font-feature-support/","title":"Mozilla hacks article"},{"url":"http://html5accessibility.com/","title":"Detailed tables on accessability support"},{"url":"http://docs.webplatform.org/wiki/css/properties/font-feature-settings","title":"WebPlatform Docs"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/font-feature-settings","title":"Mozilla Developer Network"},{"url":"https://www.microsoft.com/typography/otspec/featuretags.htm","title":"OpenType layout feature tag registry"},{"url":"http://help.typekit.com/customer/portal/articles/1789736-syntax-for-opentype-features-in-css#salt","title":"Syntax for OpenType features in CSS (Adobe Typekit Help)"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"a x #1","5":"a x #1","6":"a x #1","7":"a x #1","8":"a x #1","9":"a x #1","10":"a x #1","11":"a x #1","12":"a x #1","13":"a x #1","14":"a x #1","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"a x #2","17":"a x #2","18":"a x #2","19":"a x #2","20":"a x #2","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"a","5":"a","5.1":"a","6":"a","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a","4.0-4.1":"a","4.2-4.3":"a","5.0-5.1":"a","6.0-6.1":"a","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y x","4.4.3-4.4.4":"y x","50":"y"},"bb":{"7":"n","10":"y x"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y x"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y x"}},"notes":"Whenever possible, font-variant shorthand property or an associated longhand property, font-variant-ligatures, font-variant-caps, font-variant-east-asian, font-variant-alternates, font-variant-numeric or font-variant-position should be used. This property is a low-level feature designed to handle special cases where no other way to enable or access an OpenType font feature exists. In particular, this CSS property shouldn't be used to enable small caps.","notes_by_num":{"1":"From Gecko 2.0 (Firefox 4.0) to Gecko 14.0 (Firefox 14.0) included, Gecko supported an older syntax, slightly different from the modern one: http://hacks.mozilla.org/2010/11/firefox-4-font-feature-support/","2":"Partial support in older Chrome versions refers to lacking support in Mac OS X."},"usage_perc_y":82.09,"usage_perc_a":0.44,"ucprefix":false,"parent":"","keywords":"font-feature,font-feature-settings,kern,kerning,font-variant-alternates,ligatures,font-variant-ligatures","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-animation":{"title":"CSS Animation","description":"Complex method of animating certain properties of an element","spec":"http://www.w3.org/TR/css3-animations/","status":"wd","links":[{"url":"http://robertnyman.com/2010/05/06/css3-animations/","title":"Blog post on usage"},{"url":"http://www.css3files.com/animation/","title":"Information page"},{"url":"http://docs.webplatform.org/wiki/css/properties/animations","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"y x","5":"y x","5.1":"y x","6":"y x","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"y x","12.1":"y","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y x","4.0-4.1":"y x","4.2-4.3":"y x","5.0-5.1":"y x","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"a x #1","2.2":"a x #1","2.3":"a x #1","3":"a x #1","4":"y x","4.1":"y x","4.2-4.3":"y x","4.4":"y x","4.4.3-4.4.4":"y x","50":"y"},"bb":{"7":"y x","10":"y x"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y x"}},"notes":"","notes_by_num":{"1":"Partial support in Android browser refers to buggy behavior in different scenarios."},"usage_perc_y":88.88,"usage_perc_a":0.02,"ucprefix":false,"parent":"","keywords":"animations,css-animations,animation-name,animation-duration,animation-delay,animation-timing-function,@keyframes,animationstart,animationend,animationiteration,css3 animation","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-gradients":{"title":"CSS Gradients","description":"Method of defining a linear or radial color gradient as a CSS image.","spec":"http://www.w3.org/TR/css3-images/","status":"cr","links":[{"url":"http://www.colorzilla.com/gradient-editor/","title":"Cross-browser editor"},{"url":"http://www.css3files.com/gradient/","title":"Information page"},{"url":"http://css3pie.com/","title":"Tool to emulate support in IE"},{"url":"http://docs.webplatform.org/wiki/css/functions/linear-gradient","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"y x","4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a x","5":"a x","6":"a x","7":"a x","8":"a x","9":"a x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"a x","5":"a x","5.1":"y x","6":"y x","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"a x #1","11.5":"a x #1","11.6":"y x","12":"y x","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a x","4.0-4.1":"a x","4.2-4.3":"a x","5.0-5.1":"y x","6.0-6.1":"y x","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"a x","2.2":"a x","2.3":"a x","3":"a x","4":"y x","4.1":"y x","4.2-4.3":"y x","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a x","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"a x #1","11.5":"a x #1","12":"y x","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y x"}},"notes":"Syntax used by browsers with prefixed support may be incompatible with that for proper support.\r\n\r\nSupport can be somewhat emulated in older IE versions using the non-standard \"gradient\" filter. \r\n\r\nFirefox 10+, Opera 11.6+, Chrome 26+ and IE10+ also support the new \"to (side)\" syntax.","notes_by_num":{"1":"Partial support in Opera 11.10 and 11.50 also refers to only having support for linear gradients."},"usage_perc_y":88.73,"usage_perc_a":0.23,"ucprefix":false,"parent":"","keywords":"linear,linear-gradient,gradiant","ie_id":"gradients","chrome_id":"5785905063264256","firefox_id":"","webkit_id":""},"css-canvas":{"title":"CSS Canvas Drawings","description":"Method of using HTML5 Canvas as a background image. Not currently part of any specification.","spec":"http://webkit.org/blog/176/css-canvas-drawing/","status":"unoff","links":[{"url":"http://webkit.org/blog/176/css-canvas-drawing/","title":"Webkit blog post"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"u","48":"u","49":"u"},"chrome":{"4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"y x","5":"y x","5.1":"y x","6":"y x","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y x","9.1":"y x","TP":"y x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"y x","4.0-4.1":"y x","4.2-4.3":"y x","5.0-5.1":"y x","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y x","2.2":"y x","2.3":"y x","3":"y x","4":"y x","4.1":"y x","4.2-4.3":"y x","4.4":"y x","4.4.3-4.4.4":"y x","50":"n"},"bb":{"7":"y x","10":"y x"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y x"}},"notes":"A similar effect can be achieved in Firefox 4+ using the -moz-element() background property","notes_by_num":{},"usage_perc_y":27.77,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-reflections":{"title":"CSS Reflections","description":"Method of displaying a reflection of an element","spec":"http://webkit.org/blog/182/css-reflections/","status":"unoff","links":[{"url":"http://webkit.org/blog/182/css-reflections/","title":"Webkit blog post"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/7930470-support-css-reflections","title":"Microsoft Edge feature request on UserVoice"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y x","49":"y x","50":"y x","51":"y x","52":"y x","53":"y x"},"safari":{"3.1":"n","3.2":"n","4":"y x","5":"y x","5.1":"y x","6":"y x","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y x","9.1":"y x","TP":"y x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x"},"ios_saf":{"3.2":"y x","4.0-4.1":"y x","4.2-4.3":"y x","5.0-5.1":"y x","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y x","2.2":"y x","2.3":"y x","3":"y x","4":"y x","4.1":"y x","4.2-4.3":"y x","4.4":"y x","4.4.3-4.4.4":"y x","50":"y x"},"bb":{"7":"y x","10":"y x"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y x"},"and_chr":{"50":"y x"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"Similar effect can be achieved in Firefox 4+ using the -moz-element() background property","notes_by_num":{},"usage_perc_y":63.43,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"box-reflect","ie_id":"","chrome_id":"5627300510957568","firefox_id":"","webkit_id":""},"css-masks":{"title":"CSS Masks","description":"Method of displaying part of an element, using a selected image as a mask","spec":"http://www.w3.org/TR/css-masking-1/","status":"cr","links":[{"url":"http://docs.webplatform.org/wiki/css/properties/mask","title":"WebPlatform Docs"},{"url":"http://www.html5rocks.com/en/tutorials/masking/adobe/","title":"HTML5 Rocks article"},{"url":"http://thenittygritty.co/css-masking","title":"Detailed blog post"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1224422","title":"Firefox implementation bug"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"a #2","3.6":"a #2","4":"a #2","5":"a #2","6":"a #2","7":"a #2","8":"a #2","9":"a #2","10":"a #2","11":"a #2","12":"a #2","13":"a #2","14":"a #2","15":"a #2","16":"a #2","17":"a #2","18":"a #2","19":"a #2","20":"a #2","21":"a #2","22":"a #2","23":"a #2","24":"a #2","25":"a #2","26":"a #2","27":"a #2","28":"a #2","29":"a #2","30":"a #2","31":"a #2","32":"a #2","33":"a #2","34":"a #2","35":"a #2","36":"a #2","37":"a #2","38":"a #2","39":"a #2","40":"a #2","41":"a #2","42":"a #2","43":"a #2","44":"a #2","45":"a #2","46":"a #2","47":"a #2","48":"a #2","49":"a #2"},"chrome":{"4":"a x #1","5":"a x #1","6":"a x #1","7":"a x #1","8":"a x #1","9":"a x #1","10":"a x #1","11":"a x #1","12":"a x #1","13":"a x #1","14":"a x #1","15":"a x #1","16":"a x #1","17":"a x #1","18":"a x #1","19":"a x #1","20":"a x #1","21":"a x #1","22":"a x #1","23":"a x #1","24":"a x #1","25":"a x #1","26":"a x #1","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1","40":"a x #1","41":"a x #1","42":"a x #1","43":"a x #1","44":"a x #1","45":"a x #1","46":"a x #1","47":"a x #1","48":"a x #1","49":"a x #1","50":"a x #1","51":"a x #1","52":"a x #1","53":"a x #1"},"safari":{"3.1":"n","3.2":"n","4":"a x #1","5":"a x #1","5.1":"a x #1","6":"a x #1","6.1":"a x #1","7":"a x #1","7.1":"a x #1","8":"a x #1","9":"a x #1","9.1":"a x #1","TP":"a x #1"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"a x #1","16":"a x #1","17":"a x #1","18":"a x #1","19":"a x #1","20":"a x #1","21":"a x #1","22":"a x #1","23":"a x #1","24":"a x #1","25":"a x #1","26":"a x #1","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1"},"ios_saf":{"3.2":"a x #1","4.0-4.1":"a x #1","4.2-4.3":"a x #1","5.0-5.1":"a x #1","6.0-6.1":"a x #1","7.0-7.1":"a x #1","8":"a x #1","8.1-8.4":"a x #1","9.0-9.2":"a x #1","9.3":"a x #1"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"a x #1","2.2":"a x #1","2.3":"a x #1","3":"a x #1","4":"a x #1","4.1":"a x #1","4.2-4.3":"a x #1","4.4":"a x #1","4.4.3-4.4.4":"a x #1","50":"a x #1"},"bb":{"7":"a x #1","10":"a x #1"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a x #1"},"and_chr":{"50":"a x #1"},"and_ff":{"46":"a #2"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"a x #1"}},"notes":"","notes_by_num":{"1":"Partial support in WebKit/Blink browsers refers to supporting the mask-image and mask-box-image properties, but lacking support for other parts of the spec.","2":"Partial support in Firefox refers to only support for inline SVG mask elements i.e. mask: url(#foo)."},"usage_perc_y":0,"usage_perc_a":80.93,"ucprefix":false,"parent":"","keywords":"clip,clip-path,clip-rule,mask,mask-border,mask-clip,mask-image,mask-mode,mask-type","ie_id":"masks","chrome_id":"5381559662149632","firefox_id":"","webkit_id":""},"console-basic":{"title":"Basic console logging functions","description":"Method of outputting data to the browser's console, intended for development purposes.","spec":"https://console.spec.whatwg.org/","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Console","title":"MDN article"},{"url":"https://developer.chrome.com/devtools/docs/console-api","title":"Chrome console reference"},{"url":"https://developer.apple.com/library/mac/documentation/AppleApplications/Conceptual/Safari_Developer_Guide/Console/Console.html","title":"Safari console reference"},{"url":"https://msdn.microsoft.com/en-us/library/hh772169","title":"Edge/Internet Explorer console reference"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"a #1","9":"a #1","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y #3","7.0-7.1":"y #3","8":"y #3","8.1-8.4":"y #3","9.0-9.2":"y #3","9.3":"y #3"},"op_mini":{"5.0-8.0":"y #6"},"android":{"2.1":"y #4","2.2":"y #4","2.3":"y #4","3":"y #4","4":"y #4","4.1":"y #4","4.2-4.3":"y #4","4.4":"y #4","4.4.3-4.4.4":"y #4","50":"y #4"},"bb":{"7":"n #2","10":"n #2"},"op_mob":{"10":"n","11":"n #2","11.1":"n #2","11.5":"n #2","12":"n #2","12.1":"n #2","36":"n #2"},"and_chr":{"50":"y #4"},"and_ff":{"46":"y #5"},"ie_mob":{"10":"n #2","11":"n #2"},"and_uc":{"9.9":"n #2"}},"notes":"The basic functions that this information refers to include `console.log`, `console.info`, `console.warn`, `console.error`.","notes_by_num":{"1":"Only supports console functions when developer tools are open, otherwise the `console` object is undefined and any calls will throw errors.","2":"Allows `console` functions to be used without throwing errors, but does not appear to output the data anywhere.","3":"Log output on iOS 6+ Safari can only be seen by connecting to a Mac and using the [Safari debugger](https://developer.apple.com/safari/tools/).","4":"Log output on older Android browsers can be retrieved via Android's `logcat` command or using Chrome Developer Tools in Android 4.4+/Chrome for Android [see details](http://developer.android.com/guide/webapps/debugging.html)","5":"Log output on Firefox for Android can be [accessed using WebIDE](https://developer.mozilla.org/en-US/docs/Tools/Remote_Debugging/Debugging_Firefox_for_Android_with_WebIDE)","6":"See [this article](https://dev.opera.com/articles/opera-mini-and-javascript/) for details on how to see console logging in Opera Mini"},"usage_perc_y":83.98,"usage_perc_a":1.28,"ucprefix":false,"parent":"","keywords":"console.log,console.info,console.warn,console.error,window.console","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"svg":{"title":"SVG (basic support)","description":"Method of displaying basic Vector Graphics features using the embed or object elements. Refers to the SVG 1.1 spec.","spec":"http://www.w3.org/TR/SVG/","status":"rec","links":[{"url":"http://en.wikipedia.org/wiki/Scalable_Vector_Graphics","title":"Wikipedia"},{"url":"http://www.alistapart.com/articles/using-svg-for-flexible-scalable-and-fun-backgrounds-part-i","title":"A List Apart article"},{"url":"http://svg-wow.org/","title":"SVG showcase site"},{"url":"http://code.google.com/p/svgweb/","title":"SVG Web: Flash-based polyfill"},{"url":"http://svg-edit.googlecode.com","title":"Web-based SVG editor"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/graphics.js#svg","title":"has.js test"}],"categories":["SVG"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"y #2","10":"y #2","11":"y #2"},"edge":{"12":"y #2","13":"y #2","14":"y #2"},"firefox":{"2":"a","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"a #1","4":"a #1","4.1":"a #1","4.2-4.3":"a #1","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y #2","11":"y #2"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Partial support in Android 3 & 4 refers to not supporting masking.","2":"IE9-11 desktop & mobile don't properly scale SVG files.  [Adding height, width, viewBox, and CSS rules](http://codepen.io/tomByrer/pen/qEBbzw?editors=110) seem to be the best workaround."},"usage_perc_y":93.39,"usage_perc_a":1.22,"ucprefix":false,"parent":"","keywords":"rect,circle,ellipse,line,polyline,polygon,defs,symbol,use,tspan,tref,textpath,stroke-dasharray,stroke-dashoffset","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"svg-css":{"title":"SVG in CSS backgrounds","description":"Method of using SVG images as CSS backgrounds","spec":"http://www.w3.org/TR/css3-background/#background-image","status":"cr","links":[{"url":"http://www.sitepoint.com/a-farewell-to-css3-gradients/","title":"Tutorial for advanced effects"}],"categories":["CSS3","SVG"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"a #2","5":"a #2","6":"a #2","7":"a #2","8":"a #2","9":"a #2","10":"a #2","11":"a #2","12":"a #2","13":"a #2","14":"a #2","15":"a #2","16":"a #2","17":"a #2","18":"a #2","19":"a #2","20":"a #2","21":"a #2","22":"a #2","23":"a #2","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"a #1","4":"a #1","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a #1","4.0-4.1":"a #1","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"a #2"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"a #2","11":"a #2","11.1":"a #2","11.5":"a #2","12":"a #2","12.1":"a #2","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Partial support in iOS Safari and older Safari versions refers to failing to support tiling or the background-position property.","2":"Partial support in older Firefox and Opera Mini/Mobile refers to SVG images being blurry when scaled."},"usage_perc_y":89.13,"usage_perc_a":5.39,"ucprefix":false,"parent":"","keywords":"svg-in-css,svgincss,css-svg","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"svg-smil":{"title":"SVG SMIL animation","description":"Method of using animation elements to animate SVG images","spec":"http://www.w3.org/TR/SVG/animate.html","status":"rec","links":[{"url":"http://svg-wow.org/blog/category/animation/","title":"Examples on SVG WOW"},{"url":"https://developer.mozilla.org/en/SVG/SVG_animation_with_SMIL","title":"MDN article"},{"url":"http://leunen.me/fakesmile/","title":"JS library to support SMIL in SVG"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/graphics.js#svg-smil","title":"has.js test"},{"url":"https://github.com/madsgraphics/SVGEventListener","title":"Polyfill for SMIL animate events on SVG"}],"categories":["SVG"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p"},"edge":{"12":"p","13":"p","14":"p"},"firefox":{"2":"p","3":"p","3.5":"p","3.6":"p","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y #2","46":"y #2","47":"y #2","48":"y #2","49":"y #2","50":"y #2","51":"y #2","52":"y #2","53":"y #2"},"safari":{"3.1":"p","3.2":"p","4":"a #1","5":"a #1","5.1":"a #1","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y #2","33":"y #2","34":"y #2","35":"y #2","36":"y #2","37":"y #2","38":"y #2","39":"y #2"},"ios_saf":{"3.2":"a #1","4.0-4.1":"a #1","4.2-4.3":"a #1","5.0-5.1":"a #1","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"p","11":"p"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Partial support in older Safari versions refers to not working in HTML files or CSS background images.","2":"As of Chrome 45 & Opera 32 SMIL is deprecated and usage will result in a warning in the console. Support is expected to be dropped in some future version."},"usage_perc_y":80.87,"usage_perc_a":0.2,"ucprefix":false,"parent":"","keywords":"svg animation","ie_id":"svgsmilanimation","chrome_id":"","firefox_id":"","webkit_id":""},"svg-fonts":{"title":"SVG fonts","description":"Method of using fonts defined as SVG shapes. Removed from [SVG 2.0](http://www.w3.org/TR/SVG2/changes.html#fonts) and considered as a deprecated feature with support being removed from browsers.","spec":"http://www.w3.org/TR/SVG/fonts.html","status":"unoff","links":[{"url":"http://jeremie.patonnier.net/post/2011/02/07/Why-are-SVG-Fonts-so-different","title":"Blog post"},{"url":"http://opentype.info/blog/2010/04/13/the-ipad-and-svg-fonts-in-mobile-safari/","title":"Blog post on usage for iPad"}],"categories":["SVG"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"n #1","39":"n #1","40":"n #1","41":"n #1","42":"n #1","43":"n #1","44":"n #1","45":"n #1","46":"n #1","47":"n #1","48":"n #1","49":"n #1","50":"n #1","51":"n #1","52":"n #1","53":"n #1"},"safari":{"3.1":"n","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"n #1","26":"n #1","27":"n #1","28":"n #1","29":"n #1","30":"n #1","31":"n #1","32":"n #1","33":"n #1","34":"n #1","35":"n #1","36":"n #1","37":"n #1","38":"n #1","39":"n #1"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n #2"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"n"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"n #1"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Chrome 38 and newer support SVG fonts only on Windows Vista and XP.","2":"Supported in Opera Mini in SVG images only, not in HTML."},"usage_perc_y":25.51,"usage_perc_a":0,"ucprefix":false,"parent":"fontface","keywords":"","ie_id":"","chrome_id":"5930075908210688","firefox_id":"","webkit_id":""},"svg-filters":{"title":"SVG filters","description":"Method of using photoshop-like effects on SVG objects including blurring and color manipulation.","spec":"http://www.w3.org/TR/SVG/filters.html","status":"rec","links":[{"url":"http://electricbeach.org/?p=950","title":"Experiments with filter effects"},{"url":"http://svg-wow.org/blog/category/filters/","title":"SVG filter demos"},{"url":"http://docs.webplatform.org/wiki/svg/elements/filter","title":"WebPlatform Docs"},{"url":"http://jorgeatgu.github.io/svg-filters/","title":"SVG Filter effects"}],"categories":["SVG"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"a","6":"a","7":"a","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":92.57,"usage_perc_a":0.02,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"svg-html":{"title":"SVG effects for HTML","description":"Method of using SVG transforms, filters, etc on HTML elements using either CSS or the foreignObject element","spec":"http://www.w3.org/TR/SVG11/extend.html#ForeignObjectElement","status":"rec","links":[{"url":"https://developer.mozilla.org/en/SVG/Tutorial/Other_content_in_SVG","title":"MDN Tutorial"},{"url":"https://developer.mozilla.org/En/Applying_SVG_effects_to_HTML_content","title":"MDN Reference page"},{"url":"http://www.w3.org/TR/filter-effects/","title":"Filter Effects draft"}],"categories":["SVG"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"a","10":"a","11":"a"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"a","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a","5":"a","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a","12":"a","13":"a","14":"a","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a","40":"a","41":"a","42":"a","43":"a","44":"a","45":"a","46":"a","47":"a","48":"a","49":"a","50":"a","51":"a","52":"a","53":"a"},"safari":{"3.1":"n","3.2":"n","4":"a","5":"a","5.1":"a","6":"a","6.1":"a","7":"a","7.1":"a","8":"a","9":"a","9.1":"a","TP":"a"},"opera":{"9":"a","9.5-9.6":"a","10.0-10.1":"a","10.5":"a","10.6":"a","11":"a","11.1":"a","11.5":"a","11.6":"a","12":"a","12.1":"a","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a"},"ios_saf":{"3.2":"a","4.0-4.1":"a","4.2-4.3":"a","5.0-5.1":"a","6.0-6.1":"a","7.0-7.1":"a","8":"a","8.1-8.4":"a","9.0-9.2":"a","9.3":"a"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"a","4.4.3-4.4.4":"a","50":"a"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"a","11":"a","11.1":"a","11.5":"a","12":"a","12.1":"a","36":"a"},"and_chr":{"50":"a"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"Partial support refers to lack of filter support or buggy result from effects. A [CSS Filter Effects](http://www.w3.org/TR/filter-effects/) specification is in the works that would replace this method.","notes_by_num":{},"usage_perc_y":9.57,"usage_perc_a":68.78,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"svg-html5":{"title":"Inline SVG in HTML5","description":"Method of using SVG tags directly in HTML documents. Requires HTML5 parser.","spec":"https://html.spec.whatwg.org/multipage/embedded-content.html#svg-0","status":"ls","links":[{"url":"http://hacks.mozilla.org/2010/05/firefox-4-the-html5-parser-inline-svg-speed-and-more/","title":"Mozilla Hacks blog post"},{"url":"http://samples.msdn.microsoft.com/ietestcenter/html5/svghtml_harness.htm?url=SVG_HTML_Elements_001","title":"Test suite"}],"categories":["HTML5","SVG"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"y #1","10":"y #1","11":"y #1"},"edge":{"12":"y #1","13":"y #1","14":"y #1"},"firefox":{"2":"p","3":"p","3.5":"p","3.6":"p","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"p","5":"p","6":"p","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"p","3.2":"p","4":"p","5":"p","5.1":"y #1","6":"y #1","6.1":"y #1","7":"y #1","7.1":"y #1","8":"y #1","9":"y #1","9.1":"y #1","TP":"y #1"},"opera":{"9":"p","9.5-9.6":"p","10.0-10.1":"p","10.5":"p","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"p","4.0-4.1":"p","4.2-4.3":"p","5.0-5.1":"y #1","6.0-6.1":"y #1","7.0-7.1":"y #1","8":"y #1","8.1-8.4":"y #1","9.0-9.2":"y #1","9.3":"y #1"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y #1","4":"y #1","4.1":"y #1","4.2-4.3":"y #1","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y #1","10":"y"},"op_mob":{"10":"p","11":"p","11.1":"p","11.5":"p","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y #1","11":"y #1"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Does not support CSS transforms on SVG elements (transform attribute can be used instead)"},"usage_perc_y":94.35,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"canvas":{"title":"Canvas (basic support)","description":"Method of generating fast, dynamic graphics using JavaScript.","spec":"https://html.spec.whatwg.org/multipage/scripting.html#the-canvas-element","status":"ls","links":[{"url":"https://developer.mozilla.org/en/Canvas_tutorial","title":"Tutorial by Mozilla"},{"url":"http://www.canvasdemos.com/","title":"Showcase site"},{"url":"http://glimr.rubyforge.org/cake/canvas.html","title":"Animation kit"},{"url":"http://diveintohtml5.info/canvas.html","title":"Another tutorial"},{"url":"http://explorercanvas.googlecode.com/","title":"Implementation for Internet Explorer"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/graphics.js#canvas","title":"has.js test"}],"categories":["Canvas","HTML5"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"a #1","3":"a #1","3.5":"a #1","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a #1","3.2":"a #1","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"a #2"},"android":{"2.1":"a #1","2.2":"a #1","2.3":"a #1","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"For screen readers, IE, Chrome & Firefox support the [accessible canvas element sub-DOM](http://www.paciellogroup.com/blog/2012/06/html5-canvas-accessibility-in-firefox-13/).\r\nFirefox & Chrome also support the drawfocus ring.","notes_by_num":{"1":"Does not support `toDataURL()`","2":"Opera Mini supports the canvas element, but is unable to play animations or run other more complex applications."},"usage_perc_y":89.51,"usage_perc_a":5.13,"ucprefix":false,"parent":"","keywords":"toDataURL()","ie_id":"canvas","chrome_id":"5100084685438976","firefox_id":"","webkit_id":""},"canvas-text":{"title":"Text API for Canvas","description":"Method of displaying text on Canvas elements","spec":"https://html.spec.whatwg.org/multipage/scripting.html#drawing-text-to-the-bitmap","status":"ls","links":[{"url":"https://developer.mozilla.org/en/Drawing_text_using_a_canvas#Additional_examples","title":"Examples by Mozilla"},{"url":"http://code.google.com/p/canvas-text/","title":"Support library"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/graphics.js#canvas-text","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/apis/canvas/CanvasRenderingContext2D/fillText","title":"WebPlatform Docs"}],"categories":["Canvas","HTML5"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"p","3":"p","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"p","3.2":"p","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"p","9.5-9.6":"p","10.0-10.1":"p","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"p","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":89.51,"usage_perc_a":0,"ucprefix":false,"parent":"canvas","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"namevalue-storage":{"title":"Web Storage - name/value pairs","description":"Method of storing data locally like cookies, but for larger amounts of data (sessionStorage and localStorage, used to fall under HTML5).","spec":"https://html.spec.whatwg.org/multipage/webstorage.html#storage","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Web_Storage_API","title":"MDN article"},{"url":"http://code.google.com/p/sessionstorage/","title":"Support library"},{"url":"http://html5demos.com/storage","title":"Simple demo"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/features.js#native-localstorage;native-sessionstorage","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/apis/web-storage/Storage/localStorage","title":"WebPlatform Docs"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"a","3":"a","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":90.28,"usage_perc_a":0.05,"ucprefix":false,"parent":"","keywords":"webstorage,local storage","ie_id":"webstorage","chrome_id":"5345825534246912","firefox_id":"","webkit_id":""},"sql-storage":{"title":"Web SQL Database","description":"Method of storing data client-side, allows Sqlite database queries for access and manipulation","spec":"http://www.w3.org/TR/webdatabase/","status":"unoff","links":[{"url":"http://html5doctor.com/introducing-web-sql-databases/","title":"HTML5 Doctor article"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/features.js#native-sql-db","title":"has.js test"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"n"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"The Web SQL Database specification is no longer being maintained and support may be dropped in future versions.","notes_by_num":{},"usage_perc_y":72.77,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"db-storage,websql","ie_id":"websqldatabase","chrome_id":"6330987952734208","firefox_id":"","webkit_id":""},"indexeddb":{"title":"IndexedDB","description":"Method of storing data client-side, allows indexed database queries.","spec":"http://www.w3.org/TR/IndexedDB/","status":"rec","links":[{"url":"http://hacks.mozilla.org/2010/06/comparing-indexeddb-and-webdatabase/","title":"Mozilla Hacks article"},{"url":"https://github.com/axemclion/IndexedDBShim","title":"Polyfill for browsers supporting WebSQL"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/features.js#native-indexeddb","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/apis/indexedDB","title":"WebPlatform Docs"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"a #1","11":"a #1"},"edge":{"12":"a #1","13":"a #1","14":"a #1"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"a x","5":"a x","6":"a x","7":"a x","8":"a x","9":"a x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"p","5":"p","6":"p","7":"p","8":"p","9":"p","10":"n","11":"a x","12":"a x","13":"a x","14":"a x","15":"a x","16":"a x","17":"a x","18":"a x","19":"a x","20":"a x","21":"a x","22":"a x","23":"y x","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"p","3.2":"p","4":"p","5":"p","5.1":"p","6":"p","6.1":"p","7":"p","7.1":"a #2","8":"a #2","9":"a #2","9.1":"a #2","TP":"a #2"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"p","10.6":"p","11":"p","11.1":"p","11.5":"p","11.6":"p","12":"p","12.1":"p","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"p","4.0-4.1":"p","4.2-4.3":"p","5.0-5.1":"p","6.0-6.1":"p","7.0-7.1":"p","8":"a #2","8.1-8.4":"a #2","9.0-9.2":"a #2","9.3":"a #2"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"p","2.2":"p","2.3":"p","3":"p","4":"p","4.1":"p","4.2-4.3":"p","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"p","10":"y"},"op_mob":{"10":"n","11":"p","11.1":"p","11.5":"p","12":"p","12.1":"p","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a #1","11":"a #1"},"and_uc":{"9.9":"p"}},"notes":"","notes_by_num":{"1":"Partial support in IE 10 & 11 refers to a number of subfeatures [not being supported](http://codepen.io/cemerick/pen/Itymi).","2":"Partial support in iOS 8 & 9 refers to [seriously buggy behavior](http://www.raymondcamden.com/2014/09/25/IndexedDB-on-iOS-8-Broken-Bad/) as well as complete lack of support in WebViews."},"usage_perc_y":59.62,"usage_perc_a":18.03,"ucprefix":false,"parent":"","keywords":"indexdb","ie_id":"indexeddb","chrome_id":"6507459568992256","firefox_id":"indexeddb","webkit_id":"specification-indexeddb"},"online-status":{"title":"Online/offline status","description":"Events to indicate when the user's connected (`online` and `offline` events) and the `navigator.onLine` property to see current status.","spec":"https://html.spec.whatwg.org/multipage/browsers.html#browser-state","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/NavigatorOnLine.onLine#Specification","title":"MDN article"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"a #2","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"y","3.6":"y","4":"a #3","5":"a #3","6":"a #3","7":"a #3","8":"a #3","9":"a #3","10":"a #3","11":"a #3","12":"a #3","13":"a #3","14":"a #3","15":"a #3","16":"a #3","17":"a #3","18":"a #3","19":"a #3","20":"a #3","21":"a #3","22":"a #3","23":"a #3","24":"a #3","25":"a #3","26":"a #3","27":"a #3","28":"a #3","29":"a #3","30":"a #3","31":"a #3","32":"a #3","33":"a #3","34":"a #3","35":"a #3","36":"a #3","37":"a #3","38":"a #3","39":"a #3","40":"a #3","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"a","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"u","2.2":"u","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a #1","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"a #1"}},"notes":"\"online\" does not always mean connection to the internet, it can also just mean connection to some network.\r\n\r\nEarly versions of Chrome and Safari always reported \"true\" for `navigator.onLine`","notes_by_num":{"0":"Safari 7.0 supports only the event listener on `window`, and not on `document.body`","1":"Seems to support `navigator.onLine` but not `online`/`offline` events.","2":"IE8 only supports the `online`/`offline` events on `document.body`, rather than `window`.","3":"Desktop Firefox responds to the status of its \"Work Offline\" mode. If not in that mode, `navigator.onLine` is always `true`, regardless of the actual network connectivity status. [See bug](https://bugzilla.mozilla.org/show_bug.cgi?id=654579) for details."},"usage_perc_y":78.73,"usage_perc_a":11.36,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"eventsource":{"title":"Server-sent events","description":"Method of continuously sending data from a server to the browser, rather than repeatedly requesting it (EventSource interface, used to fall under HTML5)","spec":"https://html.spec.whatwg.org/multipage/comms.html#server-sent-events","status":"ls","links":[{"url":"http://www.html5rocks.com/tutorials/eventsource/basics/","title":"HTML5 Rocks tutorial"},{"url":"http://samshull.blogspot.com/2010/10/ajax-push-in-ios-safari-and-chrome-with.html","title":"Blog post with demo"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/features.js#native-eventsource","title":"has.js test"},{"url":"https://github.com/Yaffle/EventSource","title":"Polyfill"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"a","9.5-9.6":"a","10.0-10.1":"a","10.5":"a","10.6":"a","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"a","11":"a","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":79.77,"usage_perc_a":0.04,"ucprefix":false,"parent":"","keywords":"serversent,s-sent-events","ie_id":"serversenteventseventsource","chrome_id":"5311740673785856","firefox_id":"","webkit_id":""},"x-doc-messaging":{"title":"Cross-document messaging","description":"Method of sending information from a page on one domain to a page on a different one (using postMessage)","spec":"https://html.spec.whatwg.org/multipage/comms.html#crossDocumentMessages","status":"ls","links":[{"url":"https://developer.mozilla.org/en/DOM/window.postMessage","title":"MDN article"},{"url":"http://html5demos.com/postmessage2","title":"Simple demo"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/features.js#native-crosswindowmessaging","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/apis/web-messaging/MessagePort/postMessage","title":"WebPlatform Docs"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"a #1","9":"a #1","10":"a #2","11":"a #2"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a","11":"a"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Partial support refers to only working in frames/iframes (not other tabs/windows). Also, objects cannot be sent using postMessage.","2":"Partial support refers to [limitations in certain conditions](http://stackoverflow.com/questions/16226924/is-cross-origin-postmessage-broken-in-ie10)."},"usage_perc_y":87.43,"usage_perc_a":7.94,"ucprefix":false,"parent":"","keywords":"","ie_id":"postmessage","chrome_id":"4786174115708928","firefox_id":"","webkit_id":""},"sni":{"title":"Server Name Indication","description":"An extension to the TLS computer networking protocol by which a client indicates which hostname it is attempting to connect to at the start of the handshaking process.","spec":"https://tools.ietf.org/html/rfc6066","status":"other","links":[{"url":"http://en.wikipedia.org/wiki/Server_Name_Indication","title":"Wikipedia"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"a #1","8":"a #1","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Only supported on Windows Vista or above (not Windows XP)"},"usage_perc_y":94.52,"usage_perc_a":0.81,"ucprefix":false,"parent":"","keywords":"sni","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"datauri":{"title":"Data URIs","description":"Method of embedding images and other files in webpages as a string of text, generally using base64 encoding.","spec":"https://tools.ietf.org/html/rfc2397","status":"other","links":[{"url":"http://css-tricks.com/data-uris/","title":"Information page"},{"url":"http://en.wikipedia.org/wiki/data_URI_scheme","title":"Wikipedia"},{"url":"http://www.websiteoptimization.com/speed/tweak/inline-images/","title":"Data URL converter"},{"url":"http://klevjers.com/papers/phishing.pdf","title":"Information on security issues"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"a #1","9":"a #2","10":"a #2","11":"a #2"},"edge":{"12":"a #2","13":"a #2","14":"a #2"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a #2","11":"a #2"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Support is limited to images and linked resources like CSS files, not HTML or JS files. Max URI length is 32KB.","2":"Support is limited to images and linked resources like CSS or JS, not HTML files. Maximum size limit is 4GB."},"usage_perc_y":86.22,"usage_perc_a":9.18,"ucprefix":false,"parent":"","keywords":"data url,datauris,data uri,dataurl,dataurls,base64","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"wav":{"title":"Wav audio format","description":"Waveform Audio File Format, aka WAV or WAVE, a typically uncompressed audio format. ","spec":"http://www-mmsp.ece.mcgill.ca/documents/AudioFormats/WAVE/WAVE.html","status":"other","links":[{"url":"https://en.wikipedia.org/wiki/WAV","title":"Wikipedia article"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"u","2.2":"u","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"u","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"Support refers to use using the `audio` element, not other conditions.","notes_by_num":{},"usage_perc_y":82.31,"usage_perc_a":0,"ucprefix":false,"parent":"audio","keywords":"","ie_id":"wavaudiosupport","chrome_id":"","firefox_id":"","webkit_id":""},"mathml":{"title":"MathML","description":"Special tags that allow mathematical formulas and notations to be written on web pages.","spec":"http://www.w3.org/TR/MathML/","status":"rec","links":[{"url":"http://en.wikipedia.org/wiki/MathML","title":"Wikipedia"},{"url":"http://www.mozilla.org/projects/mathml/demo/","title":"MathML demos"},{"url":"http://www.mathjax.org","title":"Cross-browser support script"},{"url":"https://developer.mozilla.org/en/MathML/Element","title":"MDN element reference"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"y #1","3":"y #1","3.5":"y #1","3.6":"y #1","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"p","5":"p","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p","12":"p","13":"p","14":"p","15":"p","16":"p","17":"p","18":"p","19":"p","20":"p","21":"p","22":"p","23":"p","24":"y","25":"p","26":"p","27":"p","28":"p","29":"p","30":"p","31":"p","32":"p","33":"p","34":"p","35":"p","36":"p","37":"p","38":"p","39":"p","40":"p","41":"p","42":"p","43":"p","44":"p","45":"p","46":"p","47":"p","48":"p","49":"p","50":"p","51":"p","52":"p","53":"p"},"safari":{"3.1":"p","3.2":"p","4":"p","5":"p","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"a","10.0-10.1":"a","10.5":"a","10.6":"a","11":"a","11.1":"a","11.5":"a","11.6":"a","12":"a","12.1":"a","15":"p","16":"p","17":"p","18":"p","19":"p","20":"p","21":"p","22":"p","23":"p","24":"p","25":"p","26":"p","27":"p","28":"p","29":"p","30":"p","31":"p","32":"p","33":"p","34":"p","35":"p","36":"p","37":"p","38":"p","39":"p"},"ios_saf":{"3.2":"p","4.0-4.1":"p","4.2-4.3":"p","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"p"},"android":{"2.1":"p","2.2":"p","2.3":"p","3":"p","4":"p","4.1":"p","4.2-4.3":"p","4.4":"p","4.4.3-4.4.4":"p","50":"p"},"bb":{"7":"p","10":"y"},"op_mob":{"10":"p","11":"p","11.1":"p","11.5":"p","12":"p","12.1":"p","36":"p"},"and_chr":{"50":"p"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"a"}},"notes":"Opera's support is limited to a CSS profile of MathML. Support was added in Chrome 24, but removed afterwards due to instability.","notes_by_num":{"1":"Before version 4, Firefox only supports the XHTML notation"},"usage_perc_y":18.84,"usage_perc_a":9.35,"ucprefix":false,"parent":"","keywords":"","ie_id":"mathml","chrome_id":"5240822173794304","firefox_id":"","webkit_id":""},"css-featurequeries":{"title":"CSS Feature Queries","description":"CSS Feature Queries allow authors to condition rules based on whether particular property declarations are supported in CSS using the @supports at rule.","spec":"http://www.w3.org/TR/css3-conditional/#at-supports","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/@supports","title":"MDN Article"},{"url":"http://mcc.id.au/blog/2012/08/supports","title":"@supports in Firefox"},{"url":"http://dabblet.com/gist/3895764","title":"Test case"},{"url":"http://docs.webplatform.org/wiki/css/atrules/@supports","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"See also the [CSS.supports() DOM API](#feat=css-supports-api)","notes_by_num":{},"usage_perc_y":69.64,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"supports,conditional","ie_id":"conditionalrules","chrome_id":"4993981813358592","firefox_id":"","webkit_id":""},"xhtml":{"title":"XHTML served as application/xhtml+xml","description":"A strict form of HTML, and allows embedding of other XML languages","spec":"https://html.spec.whatwg.org/multipage/xhtml.html#parsing-xhtml-documents","status":"ls","links":[{"url":"http://en.wikipedia.org/wiki/XHTML","title":"Wikipedia"},{"url":"http://www.xmlplease.com/xhtml/xhtml5polyglot/","title":"Information on XHTML5"},{"url":"http://docs.webplatform.org/wiki/concepts/internet_and_web/the_web_standards_model#What_is_XHTML.3F","title":"WebPlatform Docs"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"The XHTML syntax is very close to HTML, and thus is almost always ([incorrectly](https://developer.mozilla.org/en-US/docs/XHTML#MIME_type_versus_DOCTYPE)) served as text/html on the web.","notes_by_num":{},"usage_perc_y":94.63,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"xhtml+xml","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"xhtmlsmil":{"title":"XHTML+SMIL animation","description":"Method of using SMIL animation in web pages","spec":"http://www.w3.org/TR/XHTMLplusSMIL/","status":"unoff","links":[{"url":"http://en.wikipedia.org/wiki/XHTML%2BSMIL","title":"Wikipedia"},{"url":"http://leunen.me/fakesmile/","title":"JS library to support XHTML+SMIL"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"a","7":"a","8":"a","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"p","3":"p","3.5":"p","3.6":"p","4":"p","5":"p","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p","12":"p","13":"p","14":"p","15":"p","16":"p","17":"p","18":"p","19":"p","20":"p","21":"p","22":"p","23":"p","24":"p","25":"p","26":"p","27":"p","28":"p","29":"p","30":"p","31":"p","32":"p","33":"p","34":"p","35":"p","36":"p","37":"p","38":"p","39":"p","40":"p","41":"p","42":"p","43":"p","44":"p","45":"p","46":"p","47":"p","48":"p","49":"p"},"chrome":{"4":"p","5":"p","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p","12":"p","13":"p","14":"p","15":"p","16":"p","17":"p","18":"p","19":"p","20":"p","21":"p","22":"p","23":"p","24":"p","25":"p","26":"p","27":"p","28":"p","29":"p","30":"p","31":"p","32":"p","33":"p","34":"p","35":"p","36":"p","37":"p","38":"p","39":"p","40":"p","41":"p","42":"p","43":"p","44":"p","45":"p","46":"p","47":"p","48":"p","49":"p","50":"p","51":"p","52":"p","53":"p"},"safari":{"3.1":"p","3.2":"p","4":"p","5":"p","5.1":"p","6":"p","6.1":"p","7":"p","7.1":"p","8":"p","9":"p","9.1":"p","TP":"p"},"opera":{"9":"p","9.5-9.6":"p","10.0-10.1":"p","10.5":"p","10.6":"p","11":"p","11.1":"p","11.5":"p","11.6":"p","12":"p","12.1":"p","15":"p","16":"p","17":"p","18":"p","19":"p","20":"p","21":"p","22":"p","23":"p","24":"p","25":"p","26":"p","27":"p","28":"p","29":"p","30":"p","31":"p","32":"p","33":"p","34":"p","35":"p","36":"p","37":"p","38":"p","39":"p"},"ios_saf":{"3.2":"p","4.0-4.1":"p","4.2-4.3":"p","5.0-5.1":"p","6.0-6.1":"p","7.0-7.1":"p","8":"p","8.1-8.4":"p","9.0-9.2":"p","9.3":"p"},"op_mini":{"5.0-8.0":"p"},"android":{"2.1":"p","2.2":"p","2.3":"p","3":"p","4":"p","4.1":"p","4.2-4.3":"p","4.4":"p","4.4.3-4.4.4":"p","50":"p"},"bb":{"7":"p","10":"p"},"op_mob":{"10":"p","11":"p","11.1":"p","11.5":"p","12":"p","12.1":"p","36":"p"},"and_chr":{"50":"p"},"and_ff":{"46":"p"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"p"}},"notes":"Internet Explorer supports the W3C proposal HTML+TIME, which is largely the same as XHTML+SMIL","notes_by_num":{},"usage_perc_y":0,"usage_perc_a":0.85,"ucprefix":false,"parent":"xhtml","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"wai-aria":{"title":"WAI-ARIA Accessibility features","description":"Method of providing ways for people with disabilities to use dynamic web content and web applications.","spec":"http://www.w3.org/TR/wai-aria/","status":"rec","links":[{"url":"http://www.w3.org/WAI/intro/aria","title":"Information page"},{"url":"http://www.paciellogroup.com/blog/2011/10/browser-assistive-technology-tests-redux/","title":"Links to various test results"},{"url":"http://en.wikipedia.org/wiki/WAI-ARIA","title":"Wikipedia"},{"url":"http://www.alistapart.com/articles/the-accessibility-of-wai-aria/","title":"ALA Article"},{"url":"http://zufelt.ca/blog/are-you-confused-html5-and-wai-aria-yet","title":"HTML5/WAI-ARIA information"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"a","9":"a","10":"a","11":"a"},"edge":{"12":"a","13":"a","14":"a"},"firefox":{"2":"a","3":"a","3.5":"a","3.6":"a","4":"a","5":"a","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a","12":"a","13":"a","14":"a","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a","40":"a","41":"a","42":"a","43":"a","44":"a","45":"a","46":"a","47":"a","48":"a","49":"a"},"chrome":{"4":"a","5":"a","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a","12":"a","13":"a","14":"a","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a","40":"a","41":"a","42":"a","43":"a","44":"a","45":"a","46":"a","47":"a","48":"a","49":"a","50":"a","51":"a","52":"a","53":"a"},"safari":{"3.1":"n","3.2":"n","4":"a","5":"a","5.1":"a","6":"a","6.1":"a","7":"a","7.1":"a","8":"a","9":"a","9.1":"a","TP":"a"},"opera":{"9":"n","9.5-9.6":"a","10.0-10.1":"a","10.5":"a","10.6":"a","11":"a","11.1":"a","11.5":"a","11.6":"a","12":"a","12.1":"a","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a"},"ios_saf":{"3.2":"a","4.0-4.1":"a","4.2-4.3":"a","5.0-5.1":"a","6.0-6.1":"a","7.0-7.1":"a","8":"a","8.1-8.4":"a","9.0-9.2":"a","9.3":"a"},"op_mini":{"5.0-8.0":"a"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"a","4.4.3-4.4.4":"a","50":"a"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"a","11":"a","11.1":"a","11.5":"a","12":"a","12.1":"a","36":"a"},"and_chr":{"50":"a"},"and_ff":{"46":"a"},"ie_mob":{"10":"a","11":"a"},"and_uc":{"9.9":"n"}},"notes":"Support for ARIA is rather complex and currently is not fully supported in any browser. For detailed information on partial support see the [ARIA 1.0 Implementation Report](http://www.w3.org/WAI/ARIA/1.0/CR/implementation-report)\r\n","notes_by_num":{},"usage_perc_y":0,"usage_perc_a":84.9,"ucprefix":false,"parent":"","keywords":"wai,aria","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"geolocation":{"title":"Geolocation","description":"Method of informing a website of the user's geographical location","spec":"http://www.w3.org/TR/geolocation-API/","status":"rec","links":[{"url":"http://html5demos.com/geo","title":"Simple demo"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/features.js#native-geolocation","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/apis/geolocation","title":"WebPlatform Docs"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"p","3":"p","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"p","3.2":"p","4":"p","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"p","10.5":"p","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"n","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"p","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":89.47,"usage_perc_a":0.01,"ucprefix":false,"parent":"","keywords":"","ie_id":"geolocation","chrome_id":"6348855016685568","firefox_id":"","webkit_id":""},"flexbox":{"title":"Flexible Box Layout Module","description":"Method of positioning elements in horizontal or vertical stacks. Support includes the support for the all properties prefixed with `flex` as well as `display: flex`, `display: inline-flex`, `align-content`, `align-items`, `align-self`, `justify-content` and `order`.","spec":"http://www.w3.org/TR/css3-flexbox/","status":"cr","links":[{"url":"http://bennettfeely.com/flexplorer/","title":"Flexbox CSS generator"},{"url":"http://www.adobe.com/devnet/html5/articles/working-with-flexbox-the-new-spec.html","title":"Article on using the latest spec"},{"url":"https://dev.opera.com/articles/view/advanced-cross-browser-flexbox/","title":"Tutorial on cross-browser support"},{"url":"http://philipwalton.github.io/solved-by-flexbox/","title":"Examples on how to solve common layout problems with flexbox"},{"url":"http://css-tricks.com/snippets/css/a-guide-to-flexbox/","title":"A Complete Guide to Flexbox"},{"url":"http://the-echoplex.net/flexyboxes/","title":"Flexbox playground and code generator"},{"url":"https://github.com/philipwalton/flexbugs","title":"Flexbugs: Repo for flexbox bugs"},{"url":"https://github.com/10up/flexibility/","title":"10up Open Sources IE 8 and 9 Support for Flexbox"},{"url":"https://github.com/vadimyer/ecligrid","title":"Ecligrid - Mobile first flexbox grid system"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"a x #2 #4","11":"a #4"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"a x #1","3":"a x #1","3.5":"a x #1","3.6":"a x #1","4":"a x #1","5":"a x #1","6":"a x #1","7":"a x #1","8":"a x #1","9":"a x #1","10":"a x #1","11":"a x #1","12":"a x #1","13":"a x #1","14":"a x #1","15":"a x #1","16":"a x #1","17":"a x #1","18":"a x #1","19":"a x #1","20":"a x #1","21":"a x #1","22":"a #3","23":"a #3","24":"a #3","25":"a #3","26":"a #3","27":"a #3","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a x #1","5":"a x #1","6":"a x #1","7":"a x #1","8":"a x #1","9":"a x #1","10":"a x #1","11":"a x #1","12":"a x #1","13":"a x #1","14":"a x #1","15":"a x #1","16":"a x #1","17":"a x #1","18":"a x #1","19":"a x #1","20":"a x #1","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a x #1","3.2":"a x #1","4":"a x #1","5":"a x #1","5.1":"a x #1","6":"a x #1","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"y","15":"y x","16":"y x","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a x #1","4.0-4.1":"a x #1","4.2-4.3":"a x #1","5.0-5.1":"a x #1","6.0-6.1":"a x #1","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"a x #1","2.2":"a x #1","2.3":"a x #1","3":"a x #1","4":"a x #1","4.1":"a x #1","4.2-4.3":"a x #1","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a x #1","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a x #2","11":"y"},"and_uc":{"9.9":"a x #1"}},"notes":"Most partial support refers to supporting an [older version](http://www.w3.org/TR/2009/WD-css3-flexbox-20090723/) of the specification or an [older syntax](http://www.w3.org/TR/2012/WD-css3-flexbox-20120322/).","notes_by_num":{"1":"Only supports the [old flexbox](http://www.w3.org/TR/2009/WD-css3-flexbox-20090723) specification and does not support wrapping.","2":"Only supports the [2012 syntax](http://www.w3.org/TR/2012/WD-css3-flexbox-20120322/)","3":"Does not support flex-wrap or flex-flow properties","4":"Partial support is due to large amount of bugs present (see known issues)"},"usage_perc_y":76.38,"usage_perc_a":17.65,"ucprefix":false,"parent":"","keywords":"flex-box,flex-direction,flex-wrap,flex-flow,flex-grow,flex-basis,display:flex,flex box","ie_id":"flexbox","chrome_id":"4837301406400512","firefox_id":"","webkit_id":""},"webgl":{"title":"WebGL - 3D Canvas graphics","description":"Method of generating dynamic 3D graphics using JavaScript, accelerated through hardware","spec":"https://www.khronos.org/registry/webgl/specs/1.0/","status":"other","links":[{"url":"http://khronos.org/webgl/wiki/Getting_a_WebGL_Implementation","title":"Instructions on enabling WebGL"},{"url":"http://www.khronos.org/webgl/wiki/Tutorial","title":"Tutorial"},{"url":"http://hacks.mozilla.org/2009/12/webgl-draft-released-today/","title":"Firefox blog post"},{"url":"http://webkit.org/blog/603/webgl-now-available-in-webkit-nightlies/","title":"Webkit blog post"},{"url":"https://github.com/iewebgl/iewebgl","title":"Polyfill for IE"}],"categories":["Canvas"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"p","10":"p","11":"y #1"},"edge":{"12":"y #1","13":"y #1","14":"y #1"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"a #1","5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a","40":"a","41":"a","42":"a","43":"a","44":"a","45":"a","46":"a","47":"a","48":"a","49":"a"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"y #1","19":"y #1","20":"y #1","21":"y #1","22":"y #1","23":"y #1","24":"y #1","25":"y #1","26":"y #1","27":"y #1","28":"y #1","29":"y #1","30":"y #1","31":"y #1","32":"y #1","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"a #1","6":"a #1","6.1":"a #1","7":"a #1","7.1":"a #1","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"a #1","12.1":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"a"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"a","12.1":"a","36":"y"},"and_chr":{"50":"a"},"and_ff":{"46":"a"},"ie_mob":{"10":"p","11":"y #1"},"and_uc":{"9.9":"y #1"}},"notes":"Support listed as \"partial\" refers to the fact that not all users with these browsers have WebGL access. This is due to the additional requirement for users to have [up to date video drivers](http://www.khronos.org/webgl/wiki/BlacklistsAndWhitelists). This problem was [solved in Chrome on Windows](http://blog.chromium.org/2012/02/gpu-accelerating-2d-canvas-and-enabling.html) as of version 18.\r\n\r\nNote that WebGL is part of the [Khronos Group](http://www.khronos.org/webgl/), not the W3C.","notes_by_num":{"1":"WebGL context is accessed from \"experimental-webgl\" rather than \"webgl\""},"usage_perc_y":57.05,"usage_perc_a":26.72,"ucprefix":false,"parent":"canvas","keywords":"web gl","ie_id":"webglcanvas3d,webglinstancingextension","chrome_id":"6049512976023552","firefox_id":"webgl-1","webkit_id":"specification-webgl-1"},"fileapi":{"title":"File API","description":"Method of manipulating file objects in web applications client-side, as well as programmatically selecting them and accessing their data.","spec":"http://www.w3.org/TR/FileAPI/","status":"wd","links":[{"url":"https://developer.mozilla.org/en/Using_files_from_web_applications","title":"MDN article"},{"url":"http://docs.webplatform.org/wiki/apis/file","title":"WebPlatform Docs"},{"url":"https://github.com/moxiecode/moxie","title":"Polyfill"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"a #2","11":"a #2"},"edge":{"12":"a #2","13":"a #2","14":"a #2"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"a #2","4":"a #2","5":"a #2","6":"a #2","7":"a #2","8":"a #2","9":"a #2","10":"a #2","11":"a #2","12":"a #2","13":"a #2","14":"a #2","15":"a #2","16":"a #2","17":"a #2","18":"a #2","19":"a #2","20":"a #2","21":"a #2","22":"a #2","23":"a #2","24":"a #2","25":"a #2","26":"a #2","27":"a #2","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"a #1 #2","7":"a #1 #2","8":"a #1 #2","9":"a #1 #2","10":"a #1 #2","11":"a #1 #2","12":"a #1 #2","13":"a #2","14":"a #2","15":"a #2","16":"a #2","17":"a #2","18":"a #2","19":"a #2","20":"a #2","21":"a #2","22":"a #2","23":"a #2","24":"a #2","25":"a #2","26":"a #2","27":"a #2","28":"a #2","29":"a #2","30":"a #2","31":"a #2","32":"a #2","33":"a #2","34":"a #2","35":"a #2","36":"a #2","37":"a #2","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"a #1 #2","6":"a #2","6.1":"a #2","7":"a #2","7.1":"a #2","8":"a #2","9":"a #2","9.1":"a #2","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"a #2","11.5":"a #2","11.6":"a #2","12":"a #2","12.1":"a #2","15":"a #2","16":"a #2","17":"a #2","18":"a #2","19":"a #2","20":"a #2","21":"a #2","22":"a #2","23":"a #2","24":"a #2","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"a #2","7.0-7.1":"a #2","8":"a #2","8.1-8.4":"a #2","9.0-9.2":"a #2","9.3":"a #2"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"a #1 #2","4":"a #1 #2","4.1":"a #1 #2","4.2-4.3":"a #1 #2","4.4":"a #2","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a #1 #2","10":"a #2"},"op_mob":{"10":"n","11":"n","11.1":"a #2","11.5":"a #2","12":"a #2","12.1":"a #2","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"a #2"},"and_uc":{"9.9":"a #2"}},"notes":"","notes_by_num":{"1":"Does not have `FileReader` support. ","2":"Does not support the `File` constructor"},"usage_perc_y":56.09,"usage_perc_a":32.42,"ucprefix":false,"parent":"","keywords":"FileReader","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"shadowdom":{"title":"Shadow DOM","description":"Method of establishing and maintaining functional boundaries between DOM trees and how these trees interact with each other within a document, thus enabling better functional encapsulation within the DOM.","spec":"http://www.w3.org/TR/shadow-dom/","status":"wd","links":[{"url":"http://html5-demos.appspot.com/static/shadowdom-visualizer/index.html","title":"Shadow DOM Visualizer"},{"url":"http://www.html5rocks.com/tutorials/webcomponents/shadowdom/","title":"HTML5Rocks - Shadow DOM 101 article"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=148695","title":"Safari implementation bug"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1205323","title":"Firefox implementation bug"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n d #1","30":"n d #1","31":"n d #1","32":"n d #1","33":"n d #1","34":"n d #1","35":"n d #1","36":"n d #1","37":"n d #1","38":"n d #1","39":"n d #1","40":"n d #1","41":"n d #1","42":"n d #1","43":"n d #1","44":"n d #1","45":"n d #1","46":"n d #1","47":"n d #1","48":"n d #1","49":"n d #1"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y x","4.4.3-4.4.4":"y x","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"Supported in current WebKit nightly, so may appear in an upcoming Safari version.","notes_by_num":{"1":"Supported in Firefox behind the `dom.webcomponents.enabled` flag."},"usage_perc_y":51.36,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"web components","ie_id":"shadowdom","chrome_id":"4507242028072960","firefox_id":"shadow-dom","webkit_id":"feature-shadow-dom"},"websockets":{"title":"Web Sockets","description":"Bidirectional communication technology for web apps","spec":"https://html.spec.whatwg.org/multipage/comms.html#network","status":"ls","links":[{"url":"http://websocket.org/aboutwebsocket.html","title":"WebSockets information"},{"url":"http://updates.html5rocks.com/2011/08/What-s-different-in-the-new-WebSocket-protocol","title":"Details on newer protocol"},{"url":"http://en.wikipedia.org/wiki/WebSocket","title":"Wikipedia"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/features.js#native-websockets","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/apis/websocket","title":"WebPlatform Docs"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"a #1","5":"a #1","6":"a x #2","7":"a x #2","8":"a x #2","9":"a x #2","10":"a x #2","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a #1","5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #2","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"a #1","5.1":"a #1","6":"a #2","6.1":"a #2","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"a #1","11.1":"a #1","11.5":"a #1","11.6":"a #1","12":"a #1","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"a #1","5.0-5.1":"a #1","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y #1","10":"y"},"op_mob":{"10":"n","11":"a #1","11.1":"a #1","11.5":"a #1","12":"a #1","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"Reported to be supported in some Android 4.x browsers, including Sony Xperia S, Sony TX and HTC.","notes_by_num":{"1":"Partial support refers to the websockets implementation using an older version of the protocol and/or the implementation being disabled by default (due to security issues with the older protocol).","2":"Partial support refers to lacking support for binary data."},"usage_perc_y":87.17,"usage_perc_a":0.52,"ucprefix":true,"parent":"","keywords":"","ie_id":"websocket","chrome_id":"6555138000945152","firefox_id":"websocket","webkit_id":""},"hidden":{"title":"hidden attribute","description":"The `hidden` attribute may be applied to any element, and effectively hides elements similar to `display: none` in CSS.","spec":"https://html.spec.whatwg.org/multipage/interaction.html#the-hidden-attribute","status":"ls","links":[{"url":"http://davidwalsh.name/html5-hidden","title":"Article on hidden attribute"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"y"}},"notes":"The hidden state can be easily overridden with a CSS `display` property set to anything other than `none`.","notes_by_num":{},"usage_perc_y":92.94,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"script-async":{"title":"async attribute for external scripts","description":"The boolean async attribute on script elements allows the external JavaScript file to run when it's available, without delaying page load first.","spec":"https://html.spec.whatwg.org/multipage/scripting.html#attr-script-async","status":"ls","links":[{"url":"https://developer.mozilla.org/en/HTML/Element/script#Attributes","title":"MDN article"},{"url":"http://ie.microsoft.com/testdrive/Performance/AsyncScripts/Default.html","title":"Demo"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/script.js#script-async","title":"has.js test"}],"categories":["DOM","HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"a #1","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Using script.async = false; to maintain execution order for dynamically-added scripts isn't supported in Safari 5.0"},"usage_perc_y":88.7,"usage_perc_a":0.06,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"mediasource":{"title":"Media Source Extensions","description":"API allowing media data to be accessed from HTML `video` and `audio` elements.","spec":"http://www.w3.org/TR/media-source/","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/MediaSource#Browser_compatibility","title":"MDN article"},{"url":"https://msdn.microsoft.com/en-us/library/dn594470%28v=vs.85%29.aspx","title":"MSDN article"},{"url":"http://html5-demos.appspot.com/static/media-source.html","title":"MediaSource demo"}],"categories":["DOM","JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"a #2"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n d #1","26":"n d #1","27":"n d #1","28":"n d #1","29":"n d #1","30":"n d #1","31":"n d #1","32":"n d #1","33":"n d #1","34":"n d #1","35":"n d #1","36":"n d #1","37":"n d #1","38":"n d #1","39":"n d #1","40":"n d #1","41":"n d #1","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n d","18":"n d","19":"n d","20":"n d","21":"n d","22":"n d","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Requires the `media.mediasource.enabled` flag to be enabled, support is limited to a whitelist including the YouTube, Netflix, and Dailymotion websites","2":"Partial support in IE11 refers to only working in Windows 8+"},"usage_perc_y":60.32,"usage_perc_a":5.43,"ucprefix":false,"parent":"","keywords":"sourcebuffer,endofstream,mse","ie_id":"mediasourceextensions","chrome_id":"4563797888991232","firefox_id":"mse","webkit_id":""},"cors":{"title":"Cross-Origin Resource Sharing","description":"Method of performing XMLHttpRequests across domains","spec":"https://fetch.spec.whatwg.org/#http-cors-protocol","status":"ls","links":[{"url":"http://hacks.mozilla.org/2009/07/cross-site-xmlhttprequest-with-cors/","title":"Mozilla Hacks blog post"},{"url":"http://msdn.microsoft.com/en-us/library/cc288060(VS.85).aspx","title":"Alternative implementation by IE8"},{"url":"https://dev.opera.com/articles/view/dom-access-control-using-cross-origin-resource-sharing/","title":"DOM access using CORS"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/features.js#native-cors-xhr","title":"has.js test"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"a #2","9":"a #2","10":"a #1","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a #1","5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"a #1 #3","5":"a #1 #3","5.1":"a #1 #3","6":"y #3","6.1":"y #3","7":"y #3","7.1":"y #3","8":"y #3","9":"y #3","9.1":"y #3","TP":"y #3"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a #1 #3","4.0-4.1":"a #1 #3","4.2-4.3":"a #1 #3","5.0-5.1":"a #1 #3","6.0-6.1":"y #3","7.0-7.1":"y #3","8":"y #3","8.1-8.4":"y #3","9.0-9.2":"y #3","9.3":"y #3"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"a #1","2.2":"a #1","2.3":"a #1","3":"a #1","4":"a #1","4.1":"a #1","4.2-4.3":"a #1","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a #1","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a #1","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Does not support CORS for images in `<canvas>`","2":"Supported somewhat in IE8 and IE9 using the XDomainRequest object (but has [limitations](http://blogs.msdn.com/b/ieinternals/archive/2010/05/13/xdomainrequest-restrictions-limitations-and-workarounds.aspx))","3":"Does not support CORS for `<video>` in `<canvas>`: https://bugs.webkit.org/show_bug.cgi?id=135379"},"usage_perc_y":86.51,"usage_perc_a":3.71,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-backdrop-filter":{"title":"CSS Backdrop Filter","description":"Method of applying filter effects (like blur, grayscale or hue) to content/elements below the target element.","spec":"http://dev.w3.org/fxtf/filters-2/#BackdropFilterProperty","status":"unoff","links":[{"url":"http://product.voxmedia.com/til/2015/2/17/8053347/css-ios-transparency-with-webkit-backdrop-filter","title":"Blog post"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/backdrop-filter","title":"Mozilla Developer Network"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/9160189-backdrop-filters","title":"Edge feature request"}],"categories":["CSS","CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n d #1","48":"n d #1","49":"n d #1","50":"n d #1","51":"n d #1","52":"n d #1","53":"n d #1"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"y x","9.1":"y x","TP":"y x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Can be enabled via the \"Experimental Web Platform Features\" flag"},"usage_perc_y":8.97,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"blue,hue-rotate,invert,saturate,filter","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":"feature-filter-effects-backdrop-filter-propery"},"calc":{"title":"calc() as CSS unit value","description":"Method of allowing calculated values for length units, i.e. `width: calc(100% - 3em)`","spec":"http://www.w3.org/TR/css3-values/#calc","status":"cr","links":[{"url":"http://hacks.mozilla.org/2010/06/css3-calc/","title":"Mozilla Hacks article"},{"url":"https://developer.mozilla.org/en/docs/Web/CSS/calc","title":"MDN article"},{"url":"http://docs.webplatform.org/wiki/css/functions/calc","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"a #2","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"y x","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"y x","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"a #1","4.4.3-4.4.4":"a #1","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"n"}},"notes":"Support can be somewhat emulated in older versions of IE using the non-standard `expression()` syntax.\r\n\r\nDue to the way browsers handle [sub-pixel rounding](http://ejohn.org/blog/sub-pixel-problems-in-css/) differently, layouts using `calc()` expressions may have unexpected results.","notes_by_num":{"1":"Partial support in Android Browser 4.4 refers to the browser lacking the ability to multiply and divide values.","2":"Partial support in IE9 refers to the browser crashing when used as a `background-position` value."},"usage_perc_y":75.36,"usage_perc_a":3.14,"ucprefix":false,"parent":"","keywords":"","ie_id":"csscalc","chrome_id":"5765241438732288","firefox_id":"","webkit_id":""},"dom-range":{"title":"Document Object Model Range","description":"A contiguous range of content in a Document, DocumentFragment or Attr","spec":"https://dom.spec.whatwg.org/#ranges","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Range","title":"MDN"},{"url":"http://www.quirksmode.org/dom/range_intro.html","title":"QuirksMode"},{"url":"https://github.com/timdown/rangy","title":"\"Rangy\" Range library with old IE support"}],"categories":["DOM","JS API"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"See [MDN](https://developer.mozilla.org/en-US/docs/Web/API/Range) for feature support details","notes_by_num":{},"usage_perc_y":94.63,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"DOM,range,selection","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"ruby":{"title":"Ruby annotation","description":"Method of adding pronunciation or other annotations using ruby elements (primarily used in East Asian typography).","spec":"https://html.spec.whatwg.org/multipage/semantics.html#the-ruby-element","status":"ls","links":[{"url":"http://html5doctor.com/ruby-rt-rp-element/","title":"HTML5 Doctor article"},{"url":"http://docs.webplatform.org/wiki/html/elements/ruby","title":"WebPlatform Docs"},{"url":"https://addons.mozilla.org/firefox/addon/1935/","title":"Add-on \"XHTML Ruby Support\" for Firefox"},{"url":"https://addons.mozilla.org/firefox/addon/6812/","title":"Addon \"HTML Ruby\" for Firefox support"},{"url":"http://www.w3.org/TR/css-ruby-1/","title":"CSS specification"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"a","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a"},"edge":{"12":"a","13":"a","14":"a"},"firefox":{"2":"p","3":"p","3.5":"p","3.6":"p","4":"p","5":"p","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p","12":"p","13":"p","14":"p","15":"p","16":"p","17":"p","18":"p","19":"p","20":"p","21":"p","22":"p","23":"p","24":"p","25":"p","26":"p","27":"p","28":"p","29":"p","30":"p","31":"p","32":"p","33":"p","34":"p","35":"p","36":"p","37":"p","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"p","5":"a","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a","12":"a","13":"a","14":"a","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a","40":"a","41":"a","42":"a","43":"a","44":"a","45":"a","46":"a","47":"a","48":"a","49":"a","50":"a","51":"a","52":"a","53":"a"},"safari":{"3.1":"p","3.2":"p","4":"p","5":"a","5.1":"a","6":"a","6.1":"a","7":"a","7.1":"a","8":"a","9":"a","9.1":"a","TP":"a"},"opera":{"9":"p","9.5-9.6":"p","10.0-10.1":"p","10.5":"p","10.6":"p","11":"p","11.1":"p","11.5":"p","11.6":"p","12":"p","12.1":"p","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a"},"ios_saf":{"3.2":"p","4.0-4.1":"p","4.2-4.3":"p","5.0-5.1":"a","6.0-6.1":"a","7.0-7.1":"a","8":"a","8.1-8.4":"a","9.0-9.2":"a","9.3":"a"},"op_mini":{"5.0-8.0":"p"},"android":{"2.1":"p","2.2":"p","2.3":"p","3":"a","4":"a","4.1":"a","4.2-4.3":"a","4.4":"a","4.4.3-4.4.4":"a","50":"a"},"bb":{"7":"p","10":"a"},"op_mob":{"10":"p","11":"p","11.1":"p","11.5":"p","12":"p","12.1":"p","36":"a"},"and_chr":{"50":"a"},"and_ff":{"46":"y"},"ie_mob":{"10":"a","11":"a"},"and_uc":{"9.9":"a"}},"notes":"Browsers without native support can still simulate support using CSS. Partial support refers to only supporting basic ruby, may still be missing writing-mode, Complex ruby and CSS3 Ruby.","notes_by_num":{"1":"IE9+ supports [properties](https://msdn.microsoft.com/en-us/library/hh772055%28v=vs.85%29.aspx) of an older version of the CSS Ruby specification."},"usage_perc_y":7.44,"usage_perc_a":81.74,"ucprefix":false,"parent":"","keywords":"ruby-base,ruby-text,ruby-position,ruby-merge,ruby-align","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-opacity":{"title":"CSS3 Opacity","description":"Method of setting the transparency level of an element","spec":"http://www.w3.org/TR/css3-color/","status":"rec","links":[{"url":"http://www.css3files.com/color/#opacity","title":"Information page"},{"url":"http://docs.webplatform.org/wiki/css/properties/opacity","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"a","6":"a","7":"a","8":"a","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"Transparency for elements in IE8 and older can be achieved using the proprietary \"filter\" property and does not work well with PNG images using alpha transparency.","notes_by_num":{},"usage_perc_y":94.63,"usage_perc_a":0.86,"ucprefix":false,"parent":"","keywords":"transparent,transparency,alpha","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"form-validation":{"title":"Form validation","description":"Method of setting required fields and field types without requiring JavaScript. This includes preventing forms from being submitted when appropriate, the `checkValidity()` method as well as support for the `:invalid`, `:valid`, and `:required` CSS pseudo-classes.","spec":"https://html.spec.whatwg.org/multipage/forms.html#client-side-form-validation","status":"ls","links":[{"url":"http://docs.webplatform.org/wiki/html/attributes/required","title":"WebPlatform Docs"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"a #1","5.1":"a #1","6":"a #1","6.1":"a #1","7":"a #1","7.1":"a #1","8":"a #1","9":"a #1","9.1":"a #1","TP":"a #1"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"a #1","4.2-4.3":"a #1","5.0-5.1":"a #1","6.0-6.1":"a #1","7.0-7.1":"a #1","8":"a #1","8.1-8.4":"a #1","9.0-9.2":"a #1","9.3":"a #1"},"op_mini":{"5.0-8.0":"a #3"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"a #1","4.1":"a #1","4.2-4.3":"a #1","4.4":"a #1","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a #1","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a #2","11":"a #2"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Partial support refers to lack of notice when form with required fields is attempted to be submitted.","2":"Partial support in IE10 mobile refers to lack of warning when blocking submission.","3":"Partial support in Opera Mini refers to only supporting the CSS pseudo classes."},"usage_perc_y":74.68,"usage_perc_a":19.25,"ucprefix":false,"parent":"forms","keywords":"","ie_id":"","chrome_id":"6091813840486400","firefox_id":"","webkit_id":""},"history":{"title":"Session history management","description":"Method of manipulating the user's browser's session history in JavaScript using `history.pushState`, `history.replaceState` and the `popstate` event.","spec":"https://html.spec.whatwg.org/multipage/browsers.html#dom-history-pushstate","status":"ls","links":[{"url":"http://www.adequatelygood.com/2010/7/Saner-HTML5-History-Management","title":"Introduction to history management"},{"url":"https://developer.mozilla.org/en/DOM/Manipulating_the_browser_history","title":"MDN article"},{"url":"http://html5demos.com/history","title":"Demo page"},{"url":"https://github.com/browserstate/history.js","title":"History.js polyfill"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/features.js#native-history-state","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/dom/History","title":"WebPlatform Docs"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"a","5.1":"a","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"a","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"y","2.3":"y","3":"n","4":"n","4.1":"n","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"a"}},"notes":"Older iOS versions and Android 4.0.4 claim support, but implementation is too buggy to be useful.","notes_by_num":{},"usage_perc_y":79.12,"usage_perc_a":9.34,"ucprefix":false,"parent":"","keywords":"onpushstate,onreplacestate","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"json":{"title":"JSON parsing","description":"Method of converting JavaScript objects to JSON strings and JSON back to objects using JSON.stringify() and JSON.parse()","spec":"http://www.ecma-international.org/ecma-262/5.1/#sec-15.12","status":"other","links":[{"url":"https://developer.mozilla.org/En/Using_native_JSON","title":"MDN article"},{"url":"http://www.json.org/js.html","title":"JSON in JS (includes script w/support)"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/json.js#json","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/apis/json","title":"WebPlatform Docs"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"y #1","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Requires document to be in IE8+ [standards mode](http://msdn.microsoft.com/en-us/library/cc288325%28VS.85%29.aspx) to work in IE8."},"usage_perc_y":95.32,"usage_perc_a":0,"ucprefix":false,"parent":"es5","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"classlist":{"title":"classList (DOMTokenList)","description":"Method of easily manipulating classes on elements, using the DOMTokenList object.","spec":"https://dom.spec.whatwg.org/#dom-element-classlist","status":"ls","links":[{"url":"http://hacks.mozilla.org/2010/01/classlist-in-firefox-3-6/","title":"Mozilla Hacks article"},{"url":"https://github.com/eligrey/classList.js","title":"Polyfill script"},{"url":"http://docs.webplatform.org/wiki/dom/Element/classList","title":"WebPlatform Docs"},{"url":"http://www.sitepoint.com/exploring-classlist-api/","title":"SitePoint article"},{"url":"http://aurelio.audero.it/demo/classlist-api-demo.html","title":"Demo using classList"},{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Element.classList","title":"MDN article"}],"categories":["DOM","HTML5"],"stats":{"ie":{"5.5":"p","6":"p","7":"p","8":"p","9":"p","10":"a #1 #2 #3","11":"a #1 #2 #3"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"p","3":"p","3.5":"p","3.6":"a #2 #3","4":"a #2 #3","5":"a #2 #3","6":"a #2 #3","7":"a #2 #3","8":"a #2 #3","9":"a #2 #3","10":"a #2 #3","11":"a #2 #3","12":"a #2 #3","13":"a #2 #3","14":"a #2 #3","15":"a #2 #3","16":"a #2 #3","17":"a #2 #3","18":"a #2 #3","19":"a #2 #3","20":"a #2 #3","21":"a #2 #3","22":"a #2 #3","23":"a #2 #3","24":"a #3","25":"a #3","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"p","5":"p","6":"p","7":"p","8":"a #1 #2 #3","9":"a #1 #2 #3","10":"a #1 #2 #3","11":"a #1 #2 #3","12":"a #1 #2 #3","13":"a #1 #2 #3","14":"a #1 #2 #3","15":"a #1 #2 #3","16":"a #1 #2 #3","17":"a #1 #2 #3","18":"a #1 #2 #3","19":"a #1 #2 #3","20":"a #1 #2 #3","21":"a #1 #2 #3","22":"a #1 #2 #3","23":"a #2 #3","24":"a #3","25":"a #3","26":"a #3","27":"a #3","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"p","3.2":"p","4":"p","5":"p","5.1":"a #1 #2 #3","6":"a #1 #2 #3","6.1":"a #1 #2 #3","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"p","9.5-9.6":"p","10.0-10.1":"p","10.5":"p","10.6":"p","11":"p","11.1":"p","11.5":"a #1 #2 #3","11.6":"a #1 #2 #3","12":"a #1 #2 #3","12.1":"a #1 #2 #3","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"p","4.0-4.1":"p","4.2-4.3":"p","5.0-5.1":"a #1 #2 #3","6.0-6.1":"a #1 #2 #3","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"p"},"android":{"2.1":"p","2.2":"p","2.3":"p","3":"a #1 #2 #3","4":"a #1 #2 #3","4.1":"a #1 #2 #3","4.2-4.3":"a #1 #2 #3","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a #1 #2 #3","10":"y"},"op_mob":{"10":"p","11":"p","11.1":"a #1 #2 #3","11.5":"a #1 #2 #3","12":"a #1 #2 #3","12.1":"a #1 #2 #3","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a #1 #2 #3","11":"a #1 #2 #3"},"and_uc":{"9.9":"a #1 #2 #3"}},"notes":"","notes_by_num":{"1":"Does not have support for `classList` on SVG or MathML elements.","2":"Does not support the second parameter for the `toggle` method","3":"Does not support multiple parameters for the `add()` & `remove()` methods"},"usage_perc_y":70.64,"usage_perc_a":18.19,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"text-overflow":{"title":"CSS3 Text-overflow","description":"Append ellipsis when text overflows its containing element","spec":"http://www.w3.org/TR/css3-ui/#text-overflow","status":"cr","links":[{"url":"https://github.com/rmorse/AutoEllipsis","title":"jQuery polyfill for Firefox"},{"url":"https://developer.mozilla.org/En/CSS/Text-overflow","title":"MDN article"},{"url":"http://www.css3files.com/text/","title":"Information page"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/css.js#css-text-overflow","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/css/properties/text-overflow","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"p","3":"p","3.5":"p","3.6":"p","4":"p","5":"p","6":"p","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y x","9.5-9.6":"y x","10.0-10.1":"y x","10.5":"y x","10.6":"y x","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y x","11":"y x","11.1":"y x","11.5":"y x","12":"y x","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":95.34,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"textoverflow,ellipsis","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"webm":{"title":"WebM video format","description":"Multimedia format designed to provide a royalty-free, high-quality open video compression format for use with HTML5 video. WebM supports the video codec VP8 and VP9.","spec":"http://www.webmproject.org/","status":"other","links":[{"url":"https://tools.google.com/dlpage/webmmf","title":"Codec for IE9 support"},{"url":"http://www.broken-links.com/2010/09/01/playing-webm-in-safari-with-plugins/","title":"Info on supporting WebM in Safari"},{"url":"http://webmproject.org","title":"Official website"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/video.js#video-webm","title":"has.js test"},{"url":"http://perian.org/","title":"Perian :Mac OSX Webm Codec install"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"p","10":"p","11":"p"},"edge":{"12":"p","13":"p","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"a","5":"a","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a","12":"a","13":"a","14":"a","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a","12":"a","13":"a","14":"a","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"p","4":"p","5":"p","5.1":"p","6":"p","6.1":"p","7":"p","7.1":"p","8":"p","9":"p","9.1":"p","TP":"p"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"a","11":"a","11.1":"a","11.5":"a","11.6":"a","12":"a","12.1":"a","15":"a","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"a","3":"a","4":"a","4.1":"a","4.2-4.3":"a","4.4":"a","4.4.3-4.4.4":"a","50":"a"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"p","11":"p"},"and_uc":{"9.9":"y"}},"notes":"Will work in IE9+ and Safari/MacOSX provided the user has the WebM codecs installed. Partial support indicates that at least one codec is supported but not all.","notes_by_num":{},"usage_perc_y":65.76,"usage_perc_a":4.7,"ucprefix":false,"parent":"video","keywords":"matroska","ie_id":"webmcontainer,vp9videoplayback","chrome_id":"6362186595172352","firefox_id":"","webkit_id":""},"mpeg4":{"title":"MPEG-4/H.264 video format","description":"Commonly used video compression format.","spec":"http://ip.hhi.de/imagecom_G1/assets/pdfs/csvt_overview_0305.pdf","status":"other","links":[{"url":"http://en.wikipedia.org/wiki/H.264/MPEG-4_AVC","title":"Wikipedia article"},{"url":"http://www.interoperabilitybridges.com/html5-extension-for-wmp-plugin","title":"Firefox extension allowing support in Win7"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"a","2.2":"a","2.3":"a #1","3":"a","4":"a","4.1":"a","4.2-4.3":"a","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"a #2"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"a"}},"notes":"Firefox supports H.264 on Windows 7 and later since version 21. Firefox supports H.264 on Linux since version 26 if the appropriate gstreamer plug-ins are installed.\r\n\r\nPartial support for older Firefox versions refers to the lack of support in OS X & some non-Android Linux platforms.","notes_by_num":{"1":"The Android 2.3 browser requires [specific handling](http://www.broken-links.com/2010/07/08/making-html5-video-work-on-android-phones/) to play videos.","2":"Partial supports refers to the lack of hardware acceleration."},"usage_perc_y":78.1,"usage_perc_a":10.88,"ucprefix":false,"parent":"video","keywords":"avc,mp4,mpv,mov,aac,h264","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"ogv":{"title":"Ogg/Theora video format","description":"Free lossy video compression format.","spec":"http://theora.org/doc/","status":"other","links":[{"url":"http://en.wikipedia.org/wiki/Theora","title":"Wikipedia article"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"p","10":"p","11":"p"},"edge":{"12":"p","13":"p","14":"p"},"firefox":{"2":"n","3":"n","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"y"},"ie_mob":{"10":"p","11":"p"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":49.64,"usage_perc_a":0,"ucprefix":false,"parent":"video","keywords":"xiph","ie_id":"theoravideocodec,oggcontainer","chrome_id":"","firefox_id":"","webkit_id":""},"wordwrap":{"title":"CSS3 Overflow-wrap","description":"Allows lines to be broken within words if an otherwise unbreakable string is too long to fit. Currently mostly supported using the `word-wrap` property.","spec":"http://www.w3.org/TR/css3-text/#overflow-wrap","status":"wd","links":[{"url":"https://developer.mozilla.org/En/CSS/Word-wrap","title":"MDN article"},{"url":"http://www.css3files.com/text/#wordwrap","title":"Information page"},{"url":"http://docs.webplatform.org/wiki/css/properties/word-wrap","title":"WebPlatform Docs"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=955857","title":"Bug on Firefox support"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6524680-update-word-wrap-to-overflow-wrap","title":"Microsoft Edge feature request on UserVoice"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"a","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a"},"edge":{"12":"a","13":"a","14":"a"},"firefox":{"2":"n","3":"n","3.5":"a","3.6":"a","4":"a","5":"a","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a","12":"a","13":"a","14":"a","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a","40":"a","41":"a","42":"a","43":"a","44":"a","45":"a","46":"a","47":"a","48":"a","49":"a"},"chrome":{"4":"a","5":"a","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a","12":"a","13":"a","14":"a","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a","3.2":"a","4":"a","5":"a","5.1":"a","6":"a","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"a","10.6":"a","11":"a","11.1":"a","11.5":"a","11.6":"a","12":"a","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a","4.0-4.1":"a","4.2-4.3":"a","5.0-5.1":"a","6.0-6.1":"a","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"a"},"android":{"2.1":"a","2.2":"a","2.3":"a","3":"a","4":"a","4.1":"a","4.2-4.3":"a","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a","10":"y"},"op_mob":{"10":"a","11":"a","11.1":"a","11.5":"a","12":"a","12.1":"a","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"a"},"ie_mob":{"10":"a","11":"a"},"and_uc":{"9.9":"a"}},"notes":"Partial support refers to requiring the legacy name \"word-wrap\" (rather than \"overflow-wrap\") to work.","notes_by_num":{},"usage_perc_y":61.77,"usage_perc_a":33.65,"ucprefix":false,"parent":"","keywords":"wordwrap,word-wrap","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"pointerlock":{"title":"PointerLock API","description":"API that provides access to raw mouse movement data. This is done by ignoring boundaries resulting from screen edges where the cursor can't go beyond, providing proper control for first person or real time strategy games. ","spec":"https://dvcs.w3.org/hg/pointerlock/raw-file/default/index.html","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Pointer_Lock_API","title":"MDN article"},{"url":"http://mdn.github.io/pointer-lock-demo","title":"Simple demo"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n d","17":"n d","18":"n d","19":"n d","20":"n d","21":"n d","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":41,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"mouselock,pointer lock,mouse lock,requestPointerLock,pointerLockElement,exitPointerLock,movementX,movementY","ie_id":"pointerlockmouselock","chrome_id":"6753200417800192","firefox_id":"pointerlock","webkit_id":""},"object-fit":{"title":"CSS3 object-fit/object-position","description":"Method of specifying how an object (image or video) should fit inside its box. object-fit options include \"contain\" (fit according to aspect ratio), \"fill\" (stretches object to fill) and \"cover\" (overflows box but maintains ratio), where object-position allows the object to be repositioned like background-image does.","spec":"http://www.w3.org/TR/css3-images/","status":"cr","links":[{"url":"https://dev.opera.com/articles/view/css3-object-fit-object-position/","title":"Dev.Opera article"},{"url":"http://docs.webplatform.org/wiki/css/properties/object-fit","title":"WebPlatform Docs"},{"url":"https://github.com/bfred-it/object-fit-images/","title":"object-fit-images Polyfill for IE & Edge"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"a #1","8":"a #1","9":"a #1","9.1":"a #1","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"y x","11":"y x","11.1":"y x","11.5":"y x","11.6":"y x","12":"y x","12.1":"y x","15":"n","16":"n","17":"n","18":"n","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"a #1","8.1-8.4":"a #1","9.0-9.2":"a #1","9.3":"a #1"},"op_mini":{"5.0-8.0":"y x"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"y x","11.1":"y x","11.5":"y x","12":"y x","12.1":"y x","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support in Safari refers to support for `object-fit` but not `object-position`."},"usage_perc_y":61.59,"usage_perc_a":9.88,"ucprefix":false,"parent":"","keywords":"objectfit,objectposition","ie_id":"objectfitandobjectposition","chrome_id":"5302669702856704","firefox_id":"","webkit_id":""},"xhr2":{"title":"XMLHttpRequest advanced features","description":"Adds more functionality to XHR (aka AJAX) requests like file uploads, transfer progress information and the ability to send form data. Previously known as [XMLHttpRequest Level 2](http://www.w3.org/TR/2012/WD-XMLHttpRequest-20120117/), these features now appear simply in the XMLHttpRequest spec.","spec":"https://xhr.spec.whatwg.org/","status":"ls","links":[{"url":"https://developer.mozilla.org/en/XMLHttpRequest/FormData","title":"MDN article on FormData"},{"url":"https://github.com/3nr1c/jUri.js","title":"Polyfill for FormData object"},{"url":"http://docs.webplatform.org/wiki/apis/xhr/XMLHttpRequest","title":"WebPlatform Docs"}],"categories":["DOM","JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"a #1","11":"a #1"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"a #1 #2 #3","3.6":"a #1 #2 #3","4":"a #1 #2 #3","5":"a #1 #2 #3","6":"a #1 #2","7":"a #1 #2","8":"a #1 #2","9":"a #1 #2","10":"a #2","11":"a #2","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"u","5":"u","6":"u","7":"a #1 #2","8":"a #1 #2","9":"a #1 #2","10":"a #1 #2","11":"a #1 #2","12":"a #1 #2","13":"a #1 #2","14":"a #1 #2","15":"a #1 #2","16":"a #1 #2","17":"a #1 #2","18":"a #1 #2","19":"a #1 #2","20":"a #1 #2","21":"a #1 #2","22":"a #1 #2","23":"a #1 #2","24":"a #1 #2","25":"a #1 #2","26":"a #1 #2","27":"a #1 #2","28":"a #1 #2","29":"a #1","30":"a #1","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"a #1 #2","5.1":"a #1 #2","6":"a #1 #2","6.1":"a #1","7":"a #1","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"y","12.1":"y","15":"a #1","16":"a #1","17":"a #1","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"a #1 #2","6.0-6.1":"a #1 #2","7.0-7.1":"a #1","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"a #1 #2 #3","4":"a #1 #2 #3","4.1":"a #1 #2 #3","4.2-4.3":"a #1 #2 #3","4.4":"a #1 #2","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a #1 #2","10":"a #1"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a #1","11":"a #1"},"and_uc":{"9.9":"a #1 #2"}},"notes":"","notes_by_num":{"1":"Partial support refers to not supporting `json` as `responseType`","2":"Partial support refers to not supporting `.timeout` and `.ontimeout`","3":"Partial support refers to not supporting `blob` as `responseType`"},"usage_perc_y":68.28,"usage_perc_a":20.61,"ucprefix":false,"parent":"","keywords":"formdata","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"minmaxwh":{"title":"CSS min/max-width/height","description":"Method of setting a minimum or maximum width or height to an element. ","spec":"http://www.w3.org/TR/CSS21/visudet.html#min-max-widths","status":"rec","links":[{"url":"http://code.google.com/p/ie7-js/","title":"JS library with support"},{"url":"http://docs.webplatform.org/wiki/css/properties/min-width","title":"WebPlatform Docs"},{"url":"http://www.impressivewebs.com/min-max-width-height-css/","title":"CSS Basics post"}],"categories":["CSS2"],"stats":{"ie":{"5.5":"p","6":"p","7":"y #1","8":"y #2","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"IE7 does not support `inherit` as a value on any of these properties.","2":"IE8 has some bugs with `max-width`/`height` combined with `overflow: auto`/`scroll`."},"usage_perc_y":95.44,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"min-width,min-height,max-width,max-height","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"details":{"title":"Details & Summary elements","description":"The <details> element generates a simple no-JavaScript widget to show/hide element contents, optionally by clicking on its child <summary> element.","spec":"https://html.spec.whatwg.org/multipage/forms.html#the-details-element","status":"ls","links":[{"url":"https://mathiasbynens.be/notes/html5-details-jquery","title":"jQuery fallback script"},{"url":"https://gist.github.com/370590","title":"Fallback script"},{"url":"http://html5doctor.com/summary-figcaption-element/","title":"HTML5 Doctor article"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/features.js#native-details","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/html/elements/details","title":"WebPlatform Docs"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=591737","title":"Bug on Firefox support"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"p","3.5":"p","3.6":"p","4":"p","5":"p","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p","12":"p","13":"p","14":"p","15":"p","16":"p","17":"p","18":"p","19":"p","20":"p","21":"p","22":"p","23":"p","24":"p","25":"p","26":"p","27":"p","28":"p","29":"p","30":"p","31":"p","32":"p","33":"p","34":"p","35":"p","36":"p","37":"p","38":"p","39":"p","40":"p","41":"p","42":"p","43":"p","44":"p","45":"p","46":"p","47":"n d #1","48":"y","49":"y"},"chrome":{"4":"p","5":"p","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"p","3.2":"p","4":"p","5":"p","5.1":"p","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"p","9.5-9.6":"p","10.0-10.1":"p","10.5":"p","10.6":"p","11":"p","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"p","4.0-4.1":"p","4.2-4.3":"p","5.0-5.1":"p","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"p"},"android":{"2.1":"p","2.2":"p","2.3":"p","3":"p","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"p","10":"y"},"op_mob":{"10":"p","11":"p","11.1":"p","11.5":"p","12":"p","12.1":"p","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"p"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Enabled in Firefox through the `dom.details_element.enabled` flag"},"usage_perc_y":72.22,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"detailssummary","chrome_id":"5348024557502464","firefox_id":"","webkit_id":""},"text-stroke":{"title":"CSS text-stroke","description":"Method of declaring the outline (stroke) width and color for text.","spec":"https://compat.spec.whatwg.org/#text-fill-and-stroking","status":"unoff","links":[{"url":"https://css-tricks.com/adding-stroke-to-web-text/","title":"Information & workarounds"},{"url":"http://www.westciv.com/tools/textStroke/","title":"Live editor"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/-webkit-text-stroke","title":"Mozilla Developer Network article"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"y #1","49":"y #1"},"chrome":{"4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y x","49":"y x","50":"y x","51":"y x","52":"y x","53":"y x"},"safari":{"3.1":"y x","3.2":"y x","4":"y x","5":"y x","5.1":"y x","6":"y x","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y x","9.1":"y x","TP":"y x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x"},"ios_saf":{"3.2":"a x","4.0-4.1":"y x","4.2-4.3":"y x","5.0-5.1":"y x","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y x","2.2":"y x","2.3":"y x","3":"n","4":"y x","4.1":"y x","4.2-4.3":"y x","4.4":"y x","4.4.3-4.4.4":"y x","50":"y x"},"bb":{"7":"y x","10":"y x"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y x"},"and_chr":{"50":"y x"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"Does not yet appear in any W3C specification. Was briefly included in a spec as the \"text-outline\" property, but this was removed.","notes_by_num":{"1":"Firefox specifically supports the `-webkit-text-stroke` property, not `-moz-text-stroke`."},"usage_perc_y":63.44,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"textstroke,stroke-color,stroke-width,fill-color,text-outline","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"inline-block":{"title":"CSS inline-block","description":"Method of displaying an element as a block while flowing it with text. ","spec":"http://www.w3.org/TR/CSS21/visuren.html#fixed-positioning","status":"rec","links":[{"url":"http://robertnyman.com/2010/02/24/css-display-inline-block-why-it-rocks-and-why-it-sucks/","title":"Blog post w/info"},{"url":"http://blog.mozilla.com/webdev/2009/02/20/cross-browser-inline-block/","title":"Info on cross browser support"},{"url":"http://docs.webplatform.org/wiki/css/properties/display","title":"WebPlatform Docs"}],"categories":["CSS2"],"stats":{"ie":{"5.5":"a","6":"a #1","7":"a #1","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"a x","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Only supported in IE6 and IE7 on elements with a display of \"inline\" by default. [Alternative properties](http://blog.mozilla.com/webdev/2009/02/20/cross-browser-inline-block/) are available to provide complete cross-browser support."},"usage_perc_y":95.39,"usage_perc_a":0.1,"ucprefix":false,"parent":"","keywords":"inlineblock,display:inline-block","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"notifications":{"title":"Web Notifications","description":"Method of alerting the user outside of a web page by displaying notifications (that do not require interaction by the user).","spec":"https://notifications.spec.whatwg.org/","status":"ls","links":[{"url":"http://www.html5rocks.com/tutorials/notifications/quick/","title":"HTML5 Rocks tutorial"},{"url":"http://www.chromium.org/developers/design-documents/desktop-notifications/api-specification","title":"Chromium API"},{"url":"https://addons.mozilla.org/en-us/firefox/addon/221523/","title":"Add-on"},{"url":"https://developer.mozilla.org/en-US/docs/Web/API/notification","title":"MDN Notifications"},{"url":"http://www.sitepoint.com/introduction-web-notifications-api/","title":"SitePoint article"},{"url":"http://aurelio.audero.it/demo/web-notifications-api-demo.html","title":"Demo"},{"url":"http://ukot.github.io/ie_web_notifications/","title":"Plug-in for support in IE"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"a x","6":"a x","7":"a x","8":"a x","9":"a x","10":"a x","11":"a x","12":"a x","13":"a x","14":"a x","15":"a x","16":"a x","17":"a x","18":"a x","19":"a x","20":"a x","21":"a x","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"a x","4.4.3-4.4.4":"a x","50":"a x"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a x"},"and_chr":{"50":"n"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Can be enabled in `about:flags`"},"usage_perc_y":41.94,"usage_perc_a":2.81,"ucprefix":false,"parent":"","keywords":"","ie_id":"webnotifications","chrome_id":"5064350557536256","firefox_id":"","webkit_id":""},"stream":{"title":"getUserMedia/Stream API","description":"Method of accessing external device data (such as a webcam video stream). Formerly this was envisioned as the <device> element.","spec":"http://www.w3.org/TR/mediacapture-streams/","status":"wd","links":[{"url":"https://dev.opera.com/blog/webcam-orientation-preview/","title":"Technology preview from Opera"},{"url":"http://docs.webplatform.org/wiki/dom/Navigator/getUserMedia","title":"WebPlatform Docs"},{"url":"http://blogs.windows.com/msedgedev/2015/05/13/announcing-media-capture-functionality-in-microsoft-edge/","title":"Media Capture functionality in Microsoft Edge"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y x","49":"y x"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"a x #1","22":"a x #1","23":"a x #1","24":"a x #1","25":"a x #1","26":"a x #1","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1","40":"a x #1","41":"a x #1","42":"a x #1","43":"a x #1","44":"a x #1","45":"a x #1","46":"a x #1","47":"a x #1","48":"a x #1","49":"a x #1","50":"a x #1","51":"a x #1","52":"a x #1","53":"a x #1"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"u"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"a x #1","12.1":"a x #1","15":"n","16":"n","17":"n","18":"a x #1","19":"a x #1","20":"a x #1","21":"a x #1","22":"a x #1","23":"a x #1","24":"a x #1","25":"a x #1","26":"a x #1","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"a x #1"},"bb":{"7":"n","10":"a x #1"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"a x #1","12.1":"a x #1","36":"a x #1"},"and_chr":{"50":"a x #1"},"and_ff":{"46":"y x"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"a x #1"}},"notes":"As of Chrome 47, the getUserMedia API cannot be called from insecure origins.","notes_by_num":{"1":"Blink-based (and some other) browsers support an older version of the spec that does not use `srcObject`. [See Chromium issue 387740](https://code.google.com/p/chromium/issues/detail?id=387740)."},"usage_perc_y":9.34,"usage_perc_a":58.1,"ucprefix":false,"parent":"","keywords":"camera,device,getUserMedia,media stream,mediastream,Media Capture API","ie_id":"mediacaptureandstreams","chrome_id":"6067380039974912,6605041225957376","firefox_id":"","webkit_id":""},"svg-img":{"title":"SVG in HTML img element","description":"Method of displaying SVG images in HTML using <img>.","spec":"https://html.spec.whatwg.org/multipage/embedded-content.html","status":"ls","links":[{"url":"http://blog.dholbert.org/2010/10/svg-as-image.html","title":"Blog post with examples"},{"url":"http://www.codedread.com/blog/","title":"Blog with SVGs an images"}],"categories":["SVG"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a #1","5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"a","4":"a #1","5":"a #1","5.1":"a #1","6":"a #1","6.1":"a #1","7":"a #1","7.1":"a #1","8":"a #1","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a #1","4.0-4.1":"a #1","4.2-4.3":"a #1","5.0-5.1":"a #1","6.0-6.1":"a #1","7.0-7.1":"a #1","8":"a #1","8.1-8.4":"a #1","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"a #1","4":"a #1","4.1":"a #1","4.2-4.3":"a #1","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Partial support refers to not supporting embedded images (data URIs) inside the SVG."},"usage_perc_y":91.46,"usage_perc_a":3.06,"ucprefix":false,"parent":"","keywords":"svg-as-img,svg-in-img","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"datalist":{"title":"Datalist element","description":"Method of setting a list of options for a user to select in a text field, while leaving the ability to enter a custom value.","spec":"https://html.spec.whatwg.org/multipage/forms.html#the-datalist-element","status":"ls","links":[{"url":"http://hacks.mozilla.org/2010/11/firefox-4-html5-forms/","title":"Mozilla Hacks article"},{"url":"http://afarkas.github.com/webshim/demos/","title":"HTML5 Library including datalist support"},{"url":"https://developer.mozilla.org/en/HTML/Element/datalist","title":"MDN reference"},{"url":"http://docs.webplatform.org/wiki/html/elements/datalist","title":"WebPlatform Docs"},{"url":"http://demo.agektmr.com/datalist/","title":"Eiji Kitamura's options demos & tests"},{"url":"http://github.com/thgreasi/datalist-polyfill","title":"Minimal Datalist polyfill w/tutorial"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"p","10":"a #2","11":"a #2"},"edge":{"12":"a #2","13":"a #2","14":"a #2"},"firefox":{"2":"p","3":"p","3.5":"p","3.6":"p","4":"a #3","5":"a #3","6":"a #3","7":"a #3","8":"a #3","9":"a #3","10":"a #3","11":"a #3","12":"a #3","13":"a #3","14":"a #3","15":"a #3","16":"a #3","17":"a #3","18":"a #3","19":"a #3","20":"a #3","21":"a #3","22":"a #3","23":"a #3","24":"a #3","25":"a #3","26":"a #3","27":"a #3","28":"a #3","29":"a #3","30":"a #3","31":"a #3","32":"a #3","33":"a #3","34":"a #3","35":"a #3","36":"a #3","37":"a #3","38":"a #3","39":"a #3","40":"a #3","41":"a #3","42":"a #3","43":"a #3","44":"a #3","45":"a #3","46":"a #3","47":"a #3","48":"a #3","49":"a #3"},"chrome":{"4":"p","5":"p","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p","12":"p","13":"p","14":"p","15":"p","16":"p","17":"p","18":"p","19":"p","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"a #1","40":"a #1","41":"a #1","42":"a #1","43":"a #1","44":"a #1","45":"a #1","46":"a #1","47":"a #1","48":"a #1","49":"a #1","50":"a #1","51":"a #1","52":"a #1","53":"a #1"},"safari":{"3.1":"p","3.2":"p","4":"p","5":"p","5.1":"p","6":"p","6.1":"p","7":"p","7.1":"p","8":"p","9":"p","9.1":"p","TP":"p"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"a #1"},"ios_saf":{"3.2":"p","4.0-4.1":"p","4.2-4.3":"p","5.0-5.1":"p","6.0-6.1":"p","7.0-7.1":"p","8":"p","8.1-8.4":"p","9.0-9.2":"p","9.3":"p"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"p","2.2":"p","2.3":"p","3":"p","4":"p","4.1":"p","4.2-4.3":"p","4.4":"p","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"p","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"p"},"and_chr":{"50":"y"},"and_ff":{"46":"a #3"},"ie_mob":{"10":"p","11":"p"},"and_uc":{"9.9":"y"}},"notes":"While most commonly used on text fields, datalists can also be used on other input types. IE11 supports the element on `range` fields. Chrome and Opera also support datalists to suggest given values on `range`, `color` and date/time fields. ","notes_by_num":{"1":"Partial support refers to [a bug](https://code.google.com/p/chromium/issues/detail?id=375637) where long lists of items are unscrollable resulting in unselectable options.","2":"Partial support in IE refers to [significantly buggy behavior](http://playground.onereason.eu/2013/04/ie10s-lousy-support-for-datalists/) (IE11+ does send the input and change events upon selection). ","3":"Partial support refers to no support for datalists on non-text fields (e.g. number, [range](https://bugzilla.mozilla.org/show_bug.cgi?id=841942), [color](https://bugzilla.mozilla.org/show_bug.cgi?id=960984))."},"usage_perc_y":27.29,"usage_perc_a":47.28,"ucprefix":false,"parent":"forms","keywords":"list attribute","ie_id":"datalistelement","chrome_id":"6090950820495360","firefox_id":"","webkit_id":""},"dataset":{"title":"dataset & data-* attributes","description":"Method of applying and accessing custom data to elements.","spec":"https://html.spec.whatwg.org/multipage/dom.html#embedding-custom-non-visible-data-with-the-data-*-attributes","status":"ls","links":[{"url":"http://html5doctor.com/html5-custom-data-attributes/","title":"HTML5 Doctor article"},{"url":"http://html5demos.com/dataset","title":"Demo using dataset"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/dom.js#dom-dataset","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/html/attributes/data-*","title":"WebPlatform Docs"},{"url":"https://developer.mozilla.org/en-US/docs/Web/API/HTMLElement.dataset","title":"MDN Reference - dataset"},{"url":"https://developer.mozilla.org/en-US/docs/Web/Guide/HTML/Using_data_attributes","title":"MDN Guide - Using data-* attributes"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"a","6":"a","7":"a","8":"a","9":"a","10":"a","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"a","3":"a","3.5":"a","3.6":"a","4":"a","5":"a","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a","5":"a","6":"a","7":"y #1","8":"y #1","9":"y #1","10":"y #1","11":"y #1","12":"y #1","13":"y #1","14":"y #1","15":"y #1","16":"y #1","17":"y #1","18":"y #1","19":"y #1","20":"y #1","21":"y #1","22":"y #1","23":"y #1","24":"y #1","25":"y #1","26":"y #1","27":"y #1","28":"y #1","29":"y #1","30":"y #1","31":"y #1","32":"y #1","33":"y #1","34":"y #1","35":"y #1","36":"y #1","37":"y #1","38":"y #1","39":"y #1","40":"y #1","41":"y #1","42":"y #1","43":"y #1","44":"y #1","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a","3.2":"a","4":"a","5":"a","5.1":"y #1","6":"y #1","6.1":"y #1","7":"y #1","7.1":"y #1","8":"y #1","9":"y #1","9.1":"y #1","TP":"y #1"},"opera":{"9":"a","9.5-9.6":"a","10.0-10.1":"a","10.5":"a","10.6":"a","11":"a","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y #1","16":"y #1","17":"y #1","18":"y #1","19":"y #1","20":"y #1","21":"y #1","22":"y #1","23":"y #1","24":"y #1","25":"y #1","26":"y #1","27":"y #1","28":"y #1","29":"y #1","30":"y #1","31":"y #1","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a","4.0-4.1":"a","4.2-4.3":"a","5.0-5.1":"y #1","6.0-6.1":"y #1","7.0-7.1":"y #1","8":"y #1","8.1-8.4":"y #1","9.0-9.2":"y #1","9.3":"y #1"},"op_mini":{"5.0-8.0":"a"},"android":{"2.1":"a","2.2":"a","2.3":"a","3":"y #1","4":"y #1","4.1":"y #1","4.2-4.3":"y #1","4.4":"y #1","4.4.3-4.4.4":"y #1","50":"y #1"},"bb":{"7":"y #1","10":"y #1"},"op_mob":{"10":"a","11":"a","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y #1"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a","11":"y"},"and_uc":{"9.9":"y #1"}},"notes":"Partial support refers to being able to use `data-*` attributes and access them using `getAttribute`. \r\n\r\n\"Supported\" refers to accessing the values using the `dataset` property. Current spec only refers to support on HTML elements, only some browsers also have support for SVG/MathML elements.","notes_by_num":{"1":"While the HTML spec doesn't require it, these browsers also support `dataset` and `data-*` attributes on SVG elements, in compliance with [current plans for SVG2](http://www.w3.org/2015/01/15-svg-minutes.html#item03)"},"usage_perc_y":87.96,"usage_perc_a":7.53,"ucprefix":false,"parent":"","keywords":"DOMStringMap","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-grid":{"title":"CSS Grid Layout","description":"Method of using a grid concept to lay out content, providing a mechanism for authors to divide available space for lay out into columns and rows using a set of predictable sizing behaviors","spec":"http://www.w3.org/TR/css3-grid-layout/","status":"wd","links":[{"url":"http://blogs.msdn.com/b/ie/archive/2011/04/14/ie10-platform-preview-and-css-features-for-adaptive-layouts.aspx","title":"IE Blog post"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=60731","title":"Webkit (Chrome, Safari, etc.) feature request"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=616605","title":"Mozilla (Firefox) feature request"},{"url":"https://github.com/codler/Grid-Layout-Polyfill","title":"Polyfill based on old spec"},{"url":"https://github.com/FremyCompany/css-grid-polyfill/","title":"Polyfill based on new spec"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"p","10":"a x #2","11":"a x #2"},"edge":{"12":"a x #2","13":"a x #2","14":"a x #2"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"p","20":"p","21":"p","22":"p","23":"p","24":"p","25":"p","26":"p","27":"p","28":"p","29":"p","30":"p","31":"p","32":"p","33":"p","34":"p","35":"p","36":"p","37":"p","38":"p","39":"p","40":"p d #3","41":"p d #3","42":"p d #3","43":"p d #3","44":"p d #3","45":"p d #3","46":"p d #3","47":"p d #3","48":"p d #3","49":"p d #3"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"p","26":"p","27":"p","28":"p","29":"p d #1","30":"p d #1","31":"p d #1","32":"p d #1","33":"p d #1","34":"p d #1","35":"p d #1","36":"p d #1","37":"p d #1","38":"p d #1","39":"p d #1","40":"p d #1","41":"p d #1","42":"p d #1","43":"p d #1","44":"p d #1","45":"p d #1","46":"p d #1","47":"p d #1","48":"p d #1","49":"p d #1","50":"p d #1","51":"p d #1","52":"p d #1","53":"p d #1"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"p","6.1":"p","7":"p","7.1":"p","8":"p","9":"p","9.1":"p","TP":"y x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"p d #1","29":"p d #1","30":"p d #1","31":"p d #1","32":"p d #1","33":"p d #1","34":"p d #1","35":"p d #1","36":"p d #1","37":"p d #1","38":"p d #1","39":"p d #1"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"p","7.0-7.1":"p","8":"p","8.1-8.4":"p","9.0-9.2":"p","9.3":"p"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"p","4.4":"p","4.4.3-4.4.4":"p","50":"p"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"p"},"and_chr":{"50":"p"},"and_ff":{"46":"p"},"ie_mob":{"10":"a x #2","11":"a x #2"},"and_uc":{"9.9":"n"}},"notes":"Supported in WebKit Nightly with `-webkit-` prefix.\r\n\r\nEnabled by default in Firefox nightly and developer editions, but not yet on track to be enabled in beta or stable Firefox.","notes_by_num":{"1":"Enabled in Chrome through the \"experimental Web Platform features\" flag in chrome://flags","2":"Partial support in IE refers to supporting an [older version](http://www.w3.org/TR/2011/WD-css3-grid-layout-20110407/) of the specification.","3":"Enabled in Firefox through the `layout.css.grid.enabled ` flag"},"usage_perc_y":0,"usage_perc_a":7.9,"ucprefix":false,"parent":"","keywords":"grids,grid-row,grid-column,display:grid","ie_id":"grid","chrome_id":"4589636412243968","firefox_id":"grid-layout","webkit_id":"specification-css-grid-layout-level-1"},"menu":{"title":"Toolbar/context menu","description":"Method of defining a toolbar menu, a context menu or a list of (interactive) options using the <menu> element.","spec":"https://html.spec.whatwg.org/multipage/forms.html#the-menu-element","status":"ls","links":[{"url":"https://bug617528.bugzilla.mozilla.org/attachment.cgi?id=554309","title":"Demo"},{"url":"https://github.com/swisnl/jQuery-contextMenu","title":"jQuery polyfill"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/events.js#event-contextmenu","title":"has.js test"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=746087","title":"Bug on Firefox support"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6508881-html5-menu-tag-contextmenu-attribute","title":"Microsoft Edge feature request on UserVoice"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"a #1","40":"a #1","41":"a #1","42":"a #1","43":"a #1","44":"a #1","45":"a #1","46":"a #1","47":"a #1","48":"a #1","49":"a #1"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n d #3","42":"n d #3","43":"n d #3","44":"n d #3","45":"n d #3","46":"n d #3","47":"n d #3","48":"n d #2","49":"n d #2","50":"n d #2","51":"n d #2","52":"n d #2","53":"n d #2"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n d #2","36":"n d #2","37":"n d #2","38":"n d #2","39":"n d #2"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"a #1 #4"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support in Firefox refers to being limited to context menus, not toolbar menus.","2":"Context menus supported in Chrome under the \"Experimental Web Platform features\" flag","3":"Context menus with a non-compliant syntax (`type=popup`) supported in Chrome under the \"Experimental Web Platform features\" flag","4":"Nested menus are not supported"},"usage_perc_y":0,"usage_perc_a":8.24,"ucprefix":false,"parent":"","keywords":"contextmenu,menuitem,command","ie_id":"menuelement","chrome_id":"","firefox_id":"","webkit_id":""},"css-zoom":{"title":"CSS zoom","description":"Non-standard method of scaling content.","spec":"https://msdn.microsoft.com/en-us/library/ms531189(v=vs.85).aspx","status":"unoff","links":[{"url":"https://css-tricks.com/almanac/properties/z/zoom/","title":"CSS Tricks"},{"url":"https://docs.webplatform.org/wiki/css/properties/zoom","title":"WebPlatform Docs"},{"url":"https://msdn.microsoft.com/en-us/library/ms531189(v=vs.85).aspx","title":"MSDN Library"},{"url":"https://developer.apple.com/library/safari/documentation/AppleApplications/Reference/SafariCSSRef/Articles/StandardCSSProperties.html#//apple_ref/doc/uid/TP30001266-SW1","title":"Safari Developer Library"},{"url":"http://www.satzansatz.de/cssd/onhavinglayout.html","title":"Article explaining usage of zoom as the hack for fixing rendering bugs in IE6 and IE7."},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/zoom","title":"Mozilla Developer Network"}],"categories":["CSS"],"stats":{"ie":{"5.5":"y","6":"y","7":"y","8":"y #1","9":"y #1","10":"y #1","11":"y #1"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"y #1","11":"y #1"},"and_uc":{"9.9":"y"}},"notes":"Originally implemented only in Internet Explorer. Although several other browsers support the property, using `transform: scale()` is the recommended solution to scale content.","notes_by_num":{"1":"The `-ms-zoom` property is an extension to CSS, and can be used as a synonym for `zoom` in IE8 Standards mode."},"usage_perc_y":81.86,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"-ms-zoom,transform,-moz-transform,-ms-transform,-webkit-transform,-o-transform,scale,css-transforms","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"rem":{"title":"rem (root em) units","description":"Type of unit similar to `em`, but relative only to the root element, not any parent element. Thus compounding does not occur as it does with `em` units.","spec":"http://www.w3.org/TR/css3-values/#font-relative-lengths","status":"cr","links":[{"url":"http://snook.ca/archives/html_and_css/font-size-with-rem","title":"Article on usage"},{"url":"https://github.com/chuckcarpenter/REM-unit-polyfill","title":"REM Polyfill"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"a #1","10":"a #1","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"a #2","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"IE 9 & IE 10 do not support `rem` units when used in the `font` shorthand property (the entire declaration is ignored) or when used on pseudo elements.","2":"iOS Safari 5.0-5.1 support `rem` but not in combination with media queries."},"usage_perc_y":93.48,"usage_perc_a":1,"ucprefix":false,"parent":"","keywords":"rems","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"ttf":{"title":"TTF/OTF - TrueType and OpenType font support","description":"Support for the TrueType (.ttf) and OpenType (.otf) outline font formats in @font-face. ","spec":"http://developer.apple.com/fonts/TTRefMan/index.html","status":"other","links":[{"url":"http://stackoverflow.com/questions/17694143/what-is-the-status-of-ttf-support-in-internet-explorer","title":"What is the status of TTF support in Internet Explorer?"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"a #1","10":"a #1","11":"a #1"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a #1","11":"a #1"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Partial support in IE9+ refers to the fonts only working [when set to be \"installable\"](http://blogs.msdn.com/b/ie/archive/2010/07/15/the-css-corner-better-web-typography-for-better-design.aspx). Support for this is tracked [here](https://status.modern.ie/crossdomainfontloading)."},"usage_perc_y":82.35,"usage_perc_a":7.17,"ucprefix":false,"parent":"fontface","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"touch":{"title":"Touch events","description":"Method of registering when, where and how the interface is touched, for devices with a touch screen. These DOM events are similar to mousedown, mousemove, etc.","spec":"http://www.w3.org/TR/touch-events/","status":"rec","links":[{"url":"http://www.quirksmode.org/mobile/tableTouch.html","title":"Detailed support tables"},{"url":"http://www.quirksmode.org/m/tests/drag2.html","title":"Multi-touch demo"},{"url":"http://schepers.cc/getintouch","title":"Information on the spec development"},{"url":"http://msdn.microsoft.com/en-us/library/ie/hh673557(v=vs.85).aspx","title":"Internet Explorer's gesture and touch implementation."},{"url":"http://github.com/CamHenlin/TouchPolyfill","title":"Touch polyfill for supporting touch events on Internet Explorer"}],"categories":["DOM","JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"p","11":"p"},"edge":{"12":"n d #3","13":"n d #3","14":"n d #3"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"a","5":"a","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a","12":"a","13":"a","14":"a","15":"a","16":"a","17":"a","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"n d #1","26":"n d #1","27":"n d #1","28":"n d #1","29":"n d #1","30":"n d #1","31":"n d #1","32":"n d #1","33":"n d #1","34":"n d #1","35":"n d #1","36":"n d #1","37":"n d #1","38":"n d #1","39":"n d #1","40":"n d #1","41":"n d #1","42":"n d #1","43":"n d #1","44":"n d #1","45":"n d #1","46":"n d #1","47":"n d #1","48":"n d #1","49":"n d #1"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"p","11":"a #2"},"and_uc":{"9.9":"y"}},"notes":"Internet Explorer implements Pointer Events specification which supports more input devices than Touch Events one.\r\n\r\nThere is a library on GitHub that is working toward bringing W3C touch events to IE 10 and 11: https://github.com/CamHenlin/TouchPolyfill \r\n\r\nRemoved support in Firefox refers to desktop Firefox only.","notes_by_num":{"1":"Can be enabled in Firefox using the dom.w3c_touch_events.enabled flag (disabled by default for site compatibility reasons)","2":"Supported on IE11 Mobile for phones with \"[Windows Phone 8.1 Update](http://blogs.msdn.com/b/ie/archive/2014/07/31/the-mobile-web-should-just-work-for-everyone.aspx)\"","3":"Can be enabled in Edge using the \"Enable touch events\" flag under `about:flags`"},"usage_perc_y":70.2,"usage_perc_a":0.61,"ucprefix":false,"parent":"","keywords":"touchstart,touchend,touchmove,touchenter,touchleave,touchcancel","ie_id":"touchevents","chrome_id":"6156165603917824","firefox_id":"","webkit_id":""},"matchesselector":{"title":"matches() DOM method","description":"Method of testing whether or not a DOM element matches a given selector. Formerly known (and largely supported with prefix) as matchesSelector.","spec":"https://dom.spec.whatwg.org/#dom-element-matches","status":"ls","links":[{"url":"https://developer.mozilla.org/en/docs/Web/API/Element/matches","title":"MDN article"},{"url":"http://docs.webplatform.org/wiki/dom/HTMLElement/matches","title":"WebPlatform Docs"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6524858-unprefix-and-update-msmatchesselector-to-matches","title":"Microsoft Edge feature request on UserVoice"}],"categories":["DOM","JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"a x","10":"a x","11":"a x"},"edge":{"12":"a x","13":"a x","14":"a x"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"a x","4":"a x","5":"a x","6":"a x","7":"a x","8":"a x","9":"a x","10":"a x","11":"a x","12":"a x","13":"a x","14":"a x","15":"a x","16":"a x","17":"a x","18":"a x","19":"a x","20":"a x","21":"a x","22":"a x","23":"a x","24":"a x","25":"a x","26":"a x","27":"a x","28":"a x","29":"a x","30":"a x","31":"a x","32":"a x","33":"a x","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a x","5":"a x","6":"a x","7":"a x","8":"a x","9":"a x","10":"a x","11":"a x","12":"a x","13":"a x","14":"a x","15":"a x","16":"a x","17":"a x","18":"a x","19":"a x","20":"a x","21":"a x","22":"a x","23":"a x","24":"a x","25":"a x","26":"a x","27":"a x","28":"a x","29":"a x","30":"a x","31":"a x","32":"a x","33":"a x","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"a x","5.1":"a x","6":"a x","6.1":"a x","7":"a x","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"a x","11.6":"a x","12":"a x","12.1":"a x","15":"a x","16":"a x","17":"a x","18":"a x","19":"a x","20":"a x","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"a x","4.2-4.3":"a x","5.0-5.1":"a x","6.0-6.1":"a x","7.0-7.1":"a x","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"a x","2.3":"a x","3":"a x","4":"a x","4.1":"a x","4.2-4.3":"a x","4.4":"a x","4.4.3-4.4.4":"a x","50":"y"},"bb":{"7":"a x","10":"a x"},"op_mob":{"10":"n","11":"n","11.1":"a x","11.5":"a x","12":"a x","12.1":"a x","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a x","11":"a x"},"and_uc":{"9.9":"a x"}},"notes":"Partial support refers to supporting the older specification's \"matchesSelector\" name rather than just \"matches\".","notes_by_num":{},"usage_perc_y":65.12,"usage_perc_a":24.32,"ucprefix":false,"parent":"","keywords":" matchesSelector","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"pointer-events":{"title":"CSS pointer-events (for HTML)","description":"This CSS property, when set to \"none\" allows elements to not receive hover/click events, instead the event will occur on anything behind it. ","spec":"http://wiki.csswg.org/spec/css4-ui#pointer-events","status":"unoff","links":[{"url":"http://robertnyman.com/2010/03/22/css-pointer-events-to-allow-clicks-on-underlying-elements/","title":"Article & tutorial"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/css.js#css-pointerevents","title":"has.js test"},{"url":"https://github.com/kmewhort/pointer_events_polyfill","title":"Polyfill"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"y"}},"notes":"Already part of the SVG specification, and all SVG-supporting browsers appear to support the property on SVG elements.","notes_by_num":{},"usage_perc_y":87.99,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"pointerevents,pointer-events:none","ie_id":"csspointerevents","chrome_id":"","firefox_id":"","webkit_id":""},"blobbuilder":{"title":"Blob constructing","description":"Construct Blobs (binary large objects) either using the BlobBuilder API (deprecated) or the Blob constructor.","spec":"http://www.w3.org/TR/FileAPI/#constructorBlob","status":"wd","links":[{"url":"https://developer.mozilla.org/en/DOM/BlobBuilder","title":"MDN article on BlobBuilder"},{"url":"https://developer.mozilla.org/en-US/docs/DOM/Blob","title":"MDN article on Blobs"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"a x","7":"a x","8":"a x","9":"a x","10":"a x","11":"a x","12":"a x","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"a x","9":"a x","10":"a x","11":"a x","12":"a x","13":"a x","14":"a x","15":"a x","16":"a x","17":"a x","18":"a x","19":"a x","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"a x","4":"a x","4.1":"a x","4.2-4.3":"a x","4.4":"a x","4.4.3-4.4.4":"a x","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"a x"}},"notes":"Partial support refers to only supporting the now deprecated BlobBuilder to create blobs.","notes_by_num":{},"usage_perc_y":75.32,"usage_perc_a":13.24,"ucprefix":true,"parent":"fileapi","keywords":"","ie_id":"blob","chrome_id":"5328783104016384","firefox_id":"","webkit_id":""},"filereader":{"title":"FileReader API","description":"Method of reading the contents of a File or Blob object into memory","spec":"http://www.w3.org/TR/FileAPI/#dfn-filereader","status":"wd","links":[{"url":"https://developer.mozilla.org/en/DOM/FileReader","title":"FileReader API"},{"url":"http://docs.webplatform.org/wiki/apis/file/FileReader","title":"WebPlatform Docs"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"a #1","11":"a #1"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Does not support `readAsBinaryString`"},"usage_perc_y":82.74,"usage_perc_a":5.92,"ucprefix":false,"parent":"fileapi","keywords":"","ie_id":"filereader","chrome_id":"5171003185430528","firefox_id":"","webkit_id":""},"filesystem":{"title":"Filesystem & FileWriter API","description":"Method of reading and writing files to a sandboxed file system.","spec":"http://www.w3.org/TR/file-system-api/","status":"unoff","links":[{"url":"http://www.html5rocks.com/en/tutorials/file/filesystem/","title":"HTML5 Rocks tutorial"},{"url":"http://docs.webplatform.org/wiki/apis/filesystem","title":"WebPlatform Docs"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=997471","title":"Firefox tracking bug"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"a x","9":"a x","10":"a x","11":"a x","12":"a x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y x","49":"y x","50":"y x","51":"y x","52":"y x","53":"y x"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"y x"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y x"},"and_chr":{"50":"y x"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"The File API: Directories and System specification is no longer being maintained and support may be dropped in future versions.","notes_by_num":{},"usage_perc_y":48.9,"usage_perc_a":0.07,"ucprefix":false,"parent":"","keywords":"filewriter,requestFileSystem","ie_id":"filewriter","chrome_id":"5452478162141184","firefox_id":"","webkit_id":""},"bloburls":{"title":"Blob URLs","description":"Method of creating URL handles to the specified File or Blob object.","spec":"http://www.w3.org/TR/FileAPI/#url","status":"wd","links":[{"url":"https://developer.mozilla.org/en/DOM/window.URL.createObjectURL","title":"MDN article"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"y x","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"y x","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"y x","4.1":"y x","4.2-4.3":"y x","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"y x"}},"notes":"","notes_by_num":{},"usage_perc_y":88.13,"usage_perc_a":0,"ucprefix":false,"parent":"fileapi","keywords":"createobjecturl,revokeobjecturl","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"rellist":{"title":"relList (DOMTokenList)","description":"Method of easily manipulating rel attribute values on elements, using the DOMTokenList object (similar to classList).","spec":"https://html.spec.whatwg.org/multipage/semantics.html#dom-a-rellist","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/DOM/DOMTokenList","title":"MDN - DOMTokenList"},{"url":"https://github.com/jwilsson/domtokenlist","title":"domtokenlist polyfill"}],"categories":["DOM","HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":16.79,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"typedarrays":{"title":"Typed Arrays","description":"JavaScript typed arrays provide a mechanism for accessing raw binary data much more efficiently.\r\n","spec":"http://www.ecma-international.org/ecma-262/6.0/#sec-typedarray-objects","status":"other","links":[{"url":"https://developer.mozilla.org/en/javascript_typed_arrays","title":"MDN article"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"a #1","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"a #2","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"a #2","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a #1","11":"a #1"},"and_uc":{"9.9":"y"}},"notes":"Includes support for ArrayBuffer objects.","notes_by_num":{"1":"IE10 (and IE 10&11 mobile) does not support `Uint8ClampedArray`"},"usage_perc_y":87.37,"usage_perc_a":1.34,"ucprefix":false,"parent":"","keywords":"ES6,JavaScript,float64array,dataview,uint8array,arraybuffer","ie_id":"typedarrayses6","chrome_id":"5135818813341696","firefox_id":"","webkit_id":""},"deviceorientation":{"title":"DeviceOrientation & DeviceMotion events","description":"API for detecting orientation and motion events from the device running the browser.","spec":"http://www.w3.org/TR/orientation-event/","status":"wd","links":[{"url":"http://www.html5rocks.com/en/tutorials/device/orientation/","title":"HTML5 Rocks tutorial"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/features.js#native-orientation","title":"has.js test"},{"url":"http://html5labs.interoperabilitybridges.com/prototypes/device-orientation-events/device-orientation-events/info","title":"DeviceOrientation implementation prototype for IE10"},{"url":"http://aurelio.audero.it/demo/device-orientation-api-demo.html","title":"Demo"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"a #1"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"p","4":"p","5":"p","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a","12":"a","13":"a","14":"a","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a","40":"a","41":"a","42":"a","43":"a","44":"a","45":"a","46":"a","47":"a","48":"a","49":"a"},"chrome":{"4":"n","5":"n","6":"n","7":"a","8":"a","9":"a","10":"a","11":"a","12":"a","13":"a","14":"a","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a","40":"a","41":"a","42":"a","43":"a","44":"a","45":"a","46":"a","47":"a","48":"a","49":"a","50":"a","51":"a","52":"a","53":"a"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"a","5.0-5.1":"a","6.0-6.1":"a","7.0-7.1":"a","8":"a","8.1-8.4":"a","9.0-9.2":"a","9.3":"a"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"a","4":"a","4.1":"a","4.2-4.3":"a","4.4":"a","4.4.3-4.4.4":"a","50":"a"},"bb":{"7":"n","10":"a"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"y","12.1":"y","36":"a"},"and_chr":{"50":"a"},"and_ff":{"46":"a"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"a"}},"notes":"Partial support refers to the lack of compassneedscalibration event. Partial support also refers to the lack of devicemotion event support for Chrome 30- and Opera. Opera Mobile 14 lost the ondevicemotion event support. Firefox 3.6, 4 and 5 support the non-standard [MozOrientation](https://developer.mozilla.org/en/DOM/MozOrientation) event.","notes_by_num":{"1":"`compassneedscalibration` supported in IE11 only for compatible devices with Windows 8.1+."},"usage_perc_y":1.64,"usage_perc_a":83.8,"ucprefix":false,"parent":"","keywords":"","ie_id":"deviceorientation,devicemotion","chrome_id":"5874690627207168,5556931766779904","firefox_id":"device-orientation","webkit_id":""},"script-defer":{"title":"defer attribute for external scripts","description":"The boolean defer attribute on script elements allows the external JavaScript file to run when the DOM is loaded, without delaying page load first.","spec":"https://html.spec.whatwg.org/multipage/scripting.html#attr-script-defer","status":"ls","links":[{"url":"https://developer.mozilla.org/en/HTML/Element/script#Attributes","title":"MDN article"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/script.js#script-defer","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/html/attributes/defer","title":"WebPlatform Docs"}],"categories":["DOM","HTML5"],"stats":{"ie":{"5.5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Partial support in older IE refers to a buggy implementation (see issue)."},"usage_perc_y":88.77,"usage_perc_a":1.37,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"nav-timing":{"title":"Navigation Timing API","description":"API for accessing timing information related to navigation and elements.","spec":"http://www.w3.org/TR/navigation-timing/","status":"rec","links":[{"url":"https://developer.mozilla.org/en/API/navigationTiming","title":"MDN article"},{"url":"http://www.html5rocks.com/en/tutorials/webperformance/basics/","title":"HTML5 Rocks tutorial"},{"url":"http://docs.webplatform.org/wiki/apis/navigation_timing","title":"WebPlatform Docs"}],"categories":["DOM","JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"y","8.1-8.4":"n","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"Removed in iOS 8.1 due to poor performance.","notes_by_num":{},"usage_perc_y":87.87,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"performance,performance.timing","ie_id":"navigationtimingapi","chrome_id":"5584144679567360","firefox_id":"","webkit_id":""},"audio-api":{"title":"Web Audio API","description":"High-level JavaScript API for processing and synthesizing audio","spec":"http://www.w3.org/TR/webaudio/","status":"wd","links":[{"url":"https://github.com/corbanbrook/audionode.js","title":"Polyfill to support Web Audio API in Firefox"},{"url":"http://docs.webplatform.org/wiki/apis/webaudio","title":"WebPlatform Docs"},{"url":"http://www.doboism.com/projects/webaudio-compatibility/","title":"Additional browser compatibility tests for specific features"},{"url":"https://github.com/g200kg/WAAPISim","title":"Polyfill to enable Web Audio API through Firefox Audio Data api or flash"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"y x","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y x","9.1":"y x","TP":"y x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"Not all browsers with support for the Audio API also support media streams (e.g. microphone input). See the [getUserMedia/Streams API](/#feat=stream) data for support for that feature.\r\n\r\nFirefox versions < 25 support an alternative, deprecated audio API.\r\n\r\nChrome support [went through some changes](http://updates.html5rocks.com/2014/07/Web-Audio-Changes-in-m36) as of version 36.","notes_by_num":{},"usage_perc_y":68.47,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"web-audio,webaudio,AudioContext,AudioBuffer,AudioNode","ie_id":"webaudioapi","chrome_id":"6261718720184320","firefox_id":"webaudio","webkit_id":""},"css-regions":{"title":"CSS Regions","description":"Method of flowing content into multiple elements.","spec":"http://www.w3.org/TR/css3-regions/","status":"wd","links":[{"url":"http://html.adobe.com/webstandards/cssregions/","title":"Adobe demos and samples"},{"url":"http://msdn.microsoft.com/en-us/ie/hh272902#_CSSConnected","title":"IE10 developer guide info"},{"url":"http://docs.webplatform.org/wiki/css/atrules/@region","title":"WebPlatform Docs"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=674802","title":"Firefox feature request bug"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"a x #1","11":"a x #1"},"edge":{"12":"a x #1","13":"a x #1","14":"a x #1"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"a x","16":"a x","17":"a x","18":"a x","19":"n d","20":"n d","21":"n d","22":"n d","23":"n d","24":"n d","25":"n d","26":"n d","27":"n d","28":"n d","29":"n d","30":"n d","31":"n d","32":"n d","33":"n d","34":"n d","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y x","9.1":"y x","TP":"y x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"a x #1","11":"a x #1"},"and_uc":{"9.9":"y x"}},"notes":"","notes_by_num":{"1":"Support is limited to using an iframe as a content source with the `-ms-flow-into: flow_name;` and `-ms-flow-from: flow_name;` syntax."},"usage_perc_y":19.44,"usage_perc_a":7.93,"ucprefix":false,"parent":"","keywords":"","ie_id":"regions","chrome_id":"5655612935372800","firefox_id":"","webkit_id":""},"spellcheck-attribute":{"title":"Spellcheck attribute","description":"Attribute for `input`/`textarea` fields to enable/disable the browser's spellchecker.","spec":"https://html.spec.whatwg.org/multipage/interaction.html#spelling-and-grammar-checking","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/HTML/Controlling_spell_checking_in_HTML_formsControlling_spell_checking_in_HTML_forms","title":"MDN article"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a","4.0-4.1":"a","4.2-4.3":"a","5.0-5.1":"a","6.0-6.1":"a","7.0-7.1":"a","8":"a","8.1-8.4":"a","9.0-9.2":"a","9.3":"a"},"op_mini":{"5.0-8.0":"a"},"android":{"2.1":"a","2.2":"a","2.3":"a","3":"a","4":"a","4.1":"a","4.2-4.3":"a","4.4":"a","4.4.3-4.4.4":"a","50":"a"},"bb":{"7":"a","10":"y"},"op_mob":{"10":"a","11":"a","11.1":"a","11.5":"a","12":"a","12.1":"a","36":"a"},"and_chr":{"50":"a"},"and_ff":{"46":"a"},"ie_mob":{"10":"a","11":"a"},"and_uc":{"9.9":"a"}},"notes":"The partial support in mobile browsers results from their OS generally having built-in spell checking instead of using the wavy underline to indicate misspelled words. `spellcheck=\"false\"` does not seem to have any effect in these browsers.\r\n\r\nBrowsers have different behavior in how they deal with spellchecking in combination with the the `lang` attribute. Generally spelling is based on the browser's language, not the language of the document.","notes_by_num":{},"usage_perc_y":49.92,"usage_perc_a":44.06,"ucprefix":false,"parent":"","keywords":"spelling","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"fullscreen":{"title":"Full Screen API","description":"API for allowing content (like a video or canvas element) to take up the entire screen.","spec":"https://fullscreen.spec.whatwg.org/","status":"ls","links":[{"url":"https://developer.mozilla.org/en/DOM/Using_full-screen_mode","title":"MDN article"},{"url":"http://jlongster.com/2011/11/21/canvas.html","title":"Blog post"},{"url":"http://hacks.mozilla.org/2012/01/using-the-fullscreen-api-in-web-browsers/","title":"Mozilla hacks article"},{"url":"http://docs.webplatform.org/wiki/dom/Element/requestFullscreen","title":"WebPlatform Docs"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"a x #3"},"edge":{"12":"a #3","13":"a #3","14":"a #3"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"a x #1 #3","11":"a x #1 #3","12":"a x #1 #3","13":"a x #1 #3","14":"a x #1 #3","15":"a x #1 #3","16":"a x #1 #3","17":"a x #1 #3","18":"a x #1 #3","19":"a x #1 #3","20":"a x #1 #3","21":"a x #1 #3","22":"a x #1 #3","23":"a x #1 #3","24":"a x #1 #3","25":"a x #1 #3","26":"a x #1 #3","27":"a x #1 #3","28":"a x #1 #3","29":"a x #1 #3","30":"a x #1 #3","31":"a x #1 #3","32":"a x #1 #3","33":"a x #1 #3","34":"a x #1 #3","35":"a x #1 #3","36":"a x #1 #3","37":"a x #1 #3","38":"a x #1 #3","39":"a x #1 #3","40":"a x #1 #3","41":"a x #1 #3","42":"a x #1 #3","43":"a x #1 #3","44":"a x #1 #3","45":"a x #1 #3","46":"a x #1 #3","47":"a #3","48":"a #3","49":"a #3"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"a x #1 #3","16":"a x #1 #3","17":"a x #1 #3","18":"a x #1 #3","19":"a x #1 #3","20":"a x #2 #3","21":"a x #2 #3","22":"a x #2 #3","23":"a x #2 #3","24":"a x #2 #3","25":"a x #2 #3","26":"a x #2 #3","27":"a x #2 #3","28":"a x #2 #3","29":"a x #2 #3","30":"a x #2 #3","31":"a x #2 #3","32":"a x #2 #3","33":"a x #2 #3","34":"a x #2 #3","35":"a x #2 #3","36":"a x #2 #3","37":"a x #2 #3","38":"a x #2 #3","39":"a x #2 #3","40":"a x #2 #3","41":"a x #2 #3","42":"a x #2 #3","43":"a x #2 #3","44":"a x #2 #3","45":"a x #2 #3","46":"a x #2 #3","47":"a x #2 #3","48":"a x #2 #3","49":"a x #2 #3","50":"a x #2 #3","51":"a x #2 #3","52":"a x #2 #3","53":"a x #2 #3"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"a x #1 #3","6":"a x #2 #3","6.1":"a x #2 #3","7":"a x #2 #3","7.1":"a x #2 #3","8":"a x #2 #3","9":"a x #2 #3","9.1":"a x #2 #3","TP":"a x #2 #3"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"y","15":"a x #2 #3","16":"a x #2 #3","17":"a x #2 #3","18":"a x #2 #3","19":"a x #2 #3","20":"a x #2 #3","21":"a x #2 #3","22":"a x #2 #3","23":"a x #2 #3","24":"a x #2 #3","25":"a x #2 #3","26":"a x #2 #3","27":"a x #2 #3","28":"a x #2 #3","29":"a x #2 #3","30":"a x #2 #3","31":"a x #2 #3","32":"a x #2 #3","33":"a x #2 #3","34":"a x #2 #3","35":"a x #2 #3","36":"a x #2 #3","37":"a x #2 #3","38":"a x #2 #3","39":"a x #2 #3"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"a x #2"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a x #2 #3"},"and_chr":{"50":"a x #2 #3"},"and_ff":{"46":"a x #1 #3"},"ie_mob":{"10":"n","11":"a x #3"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support refers to supporting an earlier draft of the spec.","2":"Partial support refers to not supporting `::backdrop`, and supporting the old `:full-screen` syntax rather than the standard `:fullscreen`.","3":"Partial support refers to not returning a Promise, as specified in the latest version of the spec."},"usage_perc_y":0.11,"usage_perc_a":66.48,"ucprefix":false,"parent":"","keywords":"full-screen","ie_id":"fullscreenapi","chrome_id":"5259513871466496","firefox_id":"fullscreen","webkit_id":""},"css-exclusions":{"title":"CSS Exclusions Level 1","description":"Exclusions defines how inline content flows around elements. It extends the content wrapping ability of floats to any block-level element.","spec":"http://www.w3.org/TR/css3-exclusions/","status":"wd","links":[{"url":"https://msdn.microsoft.com/en-us/library/ie/hh673558(v=vs.85).aspx","title":"CSS Exclusions"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=674804","title":"Firefox tracking bug"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=57311","title":"WebKit tracking bug"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y x","11":"y x"},"edge":{"12":"y x","13":"y x","14":"y x"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"y x","11":"y x"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":7.9,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"floats,exclusions,wrap-flow,wrap-through","ie_id":"exclusions","chrome_id":"6296903092273152","firefox_id":"","webkit_id":""},"requestanimationframe":{"title":"requestAnimationFrame","description":"API allowing a more efficient way of running script-based animation, compared to traditional methods using timeouts. Also covers support for `cancelAnimationFrame`","spec":"https://html.spec.whatwg.org/multipage/webappapis.html#animation-frames","status":"ls","links":[{"url":"http://paulirish.com/2011/requestanimationframe-for-smart-animating/","title":"Blog post"},{"url":"http://hacks.mozilla.org/2011/08/animating-with-javascript-from-setinterval-to-requestanimationframe/","title":"Mozilla Hacks article"},{"url":"http://docs.webplatform.org/wiki/dom/Window/requestAnimationFrame","title":"WebPlatform Docs"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"a x #1","5":"a x #1","6":"a x #1","7":"a x #1","8":"a x #1","9":"a x #1","10":"a x #1","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"a x #1 #2","11":"a x #1 #2","12":"a x #1 #2","13":"a x #1 #2","14":"a x #1 #2","15":"a x #1 #2","16":"a x #1 #2","17":"a x #1 #2","18":"a x #1","19":"a x #1","20":"a x #1","21":"a x #1","22":"y x","23":"y x","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"y x","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"y x","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Partial support refers to lacking `cancelAnimationFrame` support.","2":"Supports `webkitCancelRequestAnimationFrame` rather than `webkitCancelAnimationFrame."},"usage_perc_y":87.01,"usage_perc_a":0.24,"ucprefix":false,"parent":"","keywords":"","ie_id":"requestanimationframe","chrome_id":"5233400470306816","firefox_id":"","webkit_id":""},"input-range":{"title":"Range input type","description":"Form field type that allows the user to select a value using a slider widget.","spec":"https://html.spec.whatwg.org/multipage/forms.html#range-state-(type=range)","status":"ls","links":[{"url":"https://github.com/fryn/html5slider","title":"Polyfill for Firefox"},{"url":"https://github.com/freqdec/fd-slider","title":"Cross-browser polyfill"},{"url":"http://tutorialzine.com/2011/12/what-you-need-to-know-html5-range-input/","title":"Tutorial"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/form.js#input-type-range","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/html/elements/input/type/range","title":"WebPlatform Docs"},{"url":"https://github.com/andreruffert/rangeslider.js","title":"rangeslider.js polyfill"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"a","2.2":"a","2.3":"a","3":"a","4":"a","4.1":"a","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"Currently all Android browsers with partial support hide the slider input field by default. However, the element [can be styled](http://tiffanybbrown.com/2012/02/07/input-typerange-and-androids-stock-browser/) to be made visible and usable.","notes_by_num":{},"usage_perc_y":88.25,"usage_perc_a":0.45,"ucprefix":false,"parent":"forms","keywords":"input type=\"range\"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"matchmedia":{"title":"matchMedia","description":"API for finding out whether or not a media query applies to the document.","spec":"http://www.w3.org/TR/cssom-view/#dom-window-matchmedia","status":"wd","links":[{"url":"https://github.com/paulirish/matchMedia.js/","title":"matchMedia.js polyfill"},{"url":"https://developer.mozilla.org/en/DOM/window.matchMedia","title":"MDN article"},{"url":"https://developer.mozilla.org/en/CSS/Using_media_queries_from_code","title":"MDN tutorial"},{"url":"http://docs.webplatform.org/wiki/css/media_queries/apis/matchMedia","title":"WebPlatform Docs"}],"categories":["DOM","JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":88.67,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"mediaquerylist","ie_id":"matchmedia","chrome_id":"4677872220372992","firefox_id":"","webkit_id":""},"input-datetime":{"title":"Date and time input types","description":"Form field widget to easily allow users to enter a date, time or both, generally by using a calendar/time input widget.","spec":"https://html.spec.whatwg.org/multipage/forms.html#date-state-(type=date)","status":"ls","links":[{"url":"http://net.tutsplus.com/tutorials/javascript-ajax/quick-tip-cross-browser-datepickers-within-minutes/","title":"Datepicker tutorial w/polyfill"},{"url":"https://github.com/zoltan-dulac/html5Forms.js","title":"Polyfill for HTML5 forms"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/form.js#input-type-datetime-local","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/html/elements/input/type/date","title":"WebPlatform Docs"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=888320","title":"Bug on Firefox support"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"a #1","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"a #2","6.0-6.1":"a #2","7.0-7.1":"a #2","8":"a #2","8.1-8.4":"a #2","9.0-9.2":"a #2","9.3":"a #2"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n #3","4.1":"n #3","4.2-4.3":"n #3","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"Older versions of Safari provide date-formatted text fields, but no real calendar widget.\r\n\r\nChrome, Opera, and Microsoft Edge also support the `datetime-local` type for both date and time.\r\n\r\nThere used to also be a `datetime` type, but it was [dropped from the HTML spec](https://github.com/whatwg/html/issues/336) since only Presto ever fully supported it.","notes_by_num":{"1":"Partial support in Microsoft Edge refers to supporting `date`, `week`, and `month` input types, and not `time` and `datetime-local`.","2":"Partial support in iOS Safari refers to not supporting `min`, `max` or `step` attributes","3":"Some modified versions of the Android 4.x browser do have support for date/time fields."},"usage_perc_y":61.95,"usage_perc_a":8.26,"ucprefix":false,"parent":"forms","keywords":"datepicker,timepicker,input type=\"date\",input type=\"time\",input date,datetime-local","ie_id":"daterelatedinputtypes,timerelatedinputtypes","chrome_id":"6640933999214592","firefox_id":"","webkit_id":""},"document-execcommand":{"title":"Document.execCommand()","description":"Allows running commands to manipulate the contents of an editable region in a document switched to designMode","spec":"https://dvcs.w3.org/hg/editing/raw-file/tip/editing.html#execcommand()","status":"unoff","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Document/execCommand","title":"MDN"},{"url":"http://codepen.io/netsi1964/pen/QbLLGW","title":"execCommand and queryCommandSupported demo"}],"categories":["JS API"],"stats":{"ie":{"5.5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"u","3.2":"u","4":"u","5":"u","5.1":"u","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"u","9.5-9.6":"u","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"u","5.0-5.1":"u","6.0-6.1":"u","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"n"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"n"}},"notes":"To determine what commands are supported, see `Document.queryCommandSupported()`","notes_by_num":{},"usage_perc_y":80.33,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"document,text,editor,commands,designMode","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"input-color":{"title":"Color input type","description":"Form field allowing the user to select a color.","spec":"https://html.spec.whatwg.org/multipage/forms.html#color-state-(type=color)","status":"ls","links":[{"url":"http://www.html5tutorial.info/html5-color.php","title":"Tutorial"},{"url":"https://github.com/jonstipe/color-polyfill","title":"Polyfill"},{"url":"http://docs.webplatform.org/wiki/html/elements/input/type/color","title":"WebPlatform Docs"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6514216--input-type-color","title":"Microsoft Edge feature request on UserVoice"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"n","16":"n","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"a"}},"notes":"","notes_by_num":{},"usage_perc_y":59.54,"usage_perc_a":9.17,"ucprefix":false,"parent":"forms","keywords":"colour,input type=\"color\"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"input-number":{"title":"Number input type","description":"Form field type for numbers.","spec":"https://html.spec.whatwg.org/multipage/forms.html#number-state-(type=number)","status":"ls","links":[{"url":"http://www.html5tutorial.info/html5-number.php","title":"Tutorial"},{"url":"https://github.com/jonstipe/number-polyfill","title":"Polyfill"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/form.js#input-type-number","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/html/elements/input/type/number","title":"WebPlatform Docs"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"a #1","11":"a #1"},"edge":{"12":"a #1","13":"a #1","14":"a #1"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"y #3","30":"y #3","31":"y #3","32":"y #3","33":"y #3","34":"y #3","35":"y #3","36":"y #3","37":"y #3","38":"y #3","39":"y #3","40":"y #3","41":"y #3","42":"y #3","43":"y #3","44":"y #3","45":"y #3","46":"y #3","47":"y #3","48":"y #3","49":"y #3"},"chrome":{"4":"n","5":"n","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a #1 #2","4.0-4.1":"a #1 #2","4.2-4.3":"a #1 #2","5.0-5.1":"a #1 #2","6.0-6.1":"a #1 #2","7.0-7.1":"a #1 #2","8":"a #1 #2","8.1-8.4":"a #1 #2","9.0-9.2":"a #1 #2","9.3":"a #1 #2"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"a #1 #2","4.1":"a #1 #2","4.2-4.3":"a #1 #2","4.4":"a #1 #2","4.4.3-4.4.4":"a #1 #2","50":"a #1 #2"},"bb":{"7":"n","10":"a"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"a"},"and_chr":{"50":"a"},"and_ff":{"46":"a #3"},"ie_mob":{"10":"a","11":"a"},"and_uc":{"9.9":"a"}},"notes":"","notes_by_num":{"1":"UI widget does not include increment/decrement buttons.","2":"UI widget does not take the \"step\", \"min\" or \"max\" attributes into account.","3":"Firefox doesn't support [autocomplete content via datalist](http://codepen.io/graste/pen/bNoVKW) elements."},"usage_perc_y":42.32,"usage_perc_a":46.07,"ucprefix":false,"parent":"forms","keywords":"spinner,input type=\"number\"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"getboundingclientrect":{"title":"Element.getBoundingClientRect()","description":"Method to get the size and position of an element's bounding box, relative to the viewport.","spec":"http://www.w3.org/TR/cssom-view/#dom-element-getboundingclientrect","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Element/getBoundingClientRect","title":"Mozilla Developer Network"},{"url":"https://msdn.microsoft.com/en-us/library/ms536433(VS.85).aspx","title":"Microsoft Developer Network"}],"categories":["JS API"],"stats":{"ie":{"5.5":"a #1 #3","6":"a #1 #3","7":"a #1 #3","8":"a #1 #3","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"a #1 #4","3.5":"a #2 #4","3.6":"a #2 #3 #4","4":"a #2","5":"a #2","6":"a #2","7":"a #2","8":"a #2","9":"a #2","10":"a #2","11":"a #2","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"u","3.2":"u","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"u","9.5-9.6":"u","10.0-10.1":"a #1","10.5":"a #1","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"u","2.2":"u","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"a #1","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"The returned object lacks `width` and `height` properties.","2":"Returns incorrect values for elements which have had CSS `transform`s applied to them.","3":"The returned object cannot have new properties added to it; it's not extensible.","4":"Existing properties of the returned object are immutable."},"usage_perc_y":94.39,"usage_perc_a":1.07,"ucprefix":false,"parent":"","keywords":"getBoundingClientRect,bounding,client,rect,DOMRect,box,cssom","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"iframe-sandbox":{"title":"sandbox attribute for iframes","description":"Method of running external site pages with reduced privileges (e.g. no JavaScript) in iframes.","spec":"https://html.spec.whatwg.org/multipage/embedded-content.html#attr-iframe-sandbox","status":"ls","links":[{"url":"http://blog.chromium.org/2010/05/security-in-depth-html5s-sandbox.html","title":"Chromium blog article"},{"url":"http://msdn.microsoft.com/en-us/hh563496","title":"MSDN article"},{"url":"http://docs.webplatform.org/wiki/html/attributes/sandbox","title":"WebPlatform Docs"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":88.34,"usage_perc_a":0.23,"ucprefix":false,"parent":"","keywords":"","ie_id":"iframesandboxattribute","chrome_id":"5715536319086592","firefox_id":"","webkit_id":""},"css-counters":{"title":"CSS Counters","description":"Method of controlling number values in generated content, using the `counter-reset` and `counter-increment` properties.","spec":"http://www.w3.org/TR/CSS21/generate.html#counters","status":"rec","links":[{"url":"http://onwebdev.blogspot.com/2012/02/css-counters-tutorial.html","title":"Tutorial and information"},{"url":"https://developer.mozilla.org/en/CSS_Counters","title":"MDN article"},{"url":"http://docs.webplatform.org/wiki/css/properties/counter-reset","title":"WebPlatform Docs"}],"categories":["CSS2"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":95.4,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-resize":{"title":"CSS resize property","description":"Method of allowing an element to be resized by the user, with options to limit to a given direction. ","spec":"http://www.w3.org/TR/css3-ui/#resize","status":"cr","links":[{"url":"http://css-tricks.com/almanac/properties/r/resize/","title":"CSS Tricks info"},{"url":"http://davidwalsh.name/textarea-resize","title":"On textarea resizing"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6513977-css-resize-property","title":"Microsoft Edge feature request on UserVoice"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y x","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"a #1","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Presto-based Opera 12.10+ currently only supports the resize property for textarea elements."},"usage_perc_y":59.68,"usage_perc_a":0.11,"ucprefix":false,"parent":"","keywords":"horizontal,vertical","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"input-placeholder":{"title":"input placeholder attribute","description":"Method of setting placeholder text for text-like input fields, to suggest the expected inserted information.","spec":"https://html.spec.whatwg.org/multipage/forms.html#attr-input-placeholder","status":"ls","links":[{"url":"http://www.zachleat.com/web/placeholder/","title":"Article on usage"},{"url":"https://github.com/mathiasbynens/jquery-placeholder","title":"Polyfill"},{"url":"https://raw.github.com/phiggins42/has.js/master/detect/form.js#input-attr-placeholder","title":"has.js test"},{"url":"http://docs.webplatform.org/wiki/html/attributes/placeholder","title":"WebPlatform Docs"},{"url":"https://code.google.com/p/android/issues/detail?id=24626","title":"Issue 24626: Placeholder text for an input type="}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a #1","3.2":"a #1","4":"a #1","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"a #1","11.1":"a #1","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"a","4.1":"a","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Partial support refers to lacking placeholder support on textarea elements."},"usage_perc_y":88.46,"usage_perc_a":0.49,"ucprefix":false,"parent":"forms","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"spdy":{"title":"SPDY protocol","description":"Networking protocol for low-latency transport of content over the web. Superseded by HTTP version 2.","spec":"http://http2.github.io/http2-spec/index.html","status":"unoff","links":[{"url":"http://en.wikipedia.org/wiki/HTTP/2","title":"Wikipedia"},{"url":"http://dev.chromium.org/spdy/spdy-whitepaper","title":"SPDY whitepaper"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"n"}},"notes":"See also support for [HTTP2](http://caniuse.com/#feat=http2), successor of SPDY.\r\n\r\nChrome will be removing support in 2016 (in favor of HTTP2), other browsers likely to follow.","notes_by_num":{},"usage_perc_y":76.78,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"http2","chrome_id":"5152586365665280","firefox_id":"","webkit_id":""},"css-repeating-gradients":{"title":"CSS Repeating Gradients","description":"Method of defining a repeating linear or radial color gradient as a CSS image.","spec":"http://www.w3.org/TR/css3-images/#repeating-gradients","status":"cr","links":[{"url":"https://developer.mozilla.org/en/CSS/repeating-linear-gradient","title":"MDN article"},{"url":"http://www.css3files.com/gradient/#repeatinglineargradient","title":"Information page"},{"url":"http://docs.webplatform.org/wiki/css/repeating-linear-gradient","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"y x","4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"y x","6":"y x","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"a x","11.5":"a x","11.6":"y x","12":"y x","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y x","6.0-6.1":"y x","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"y x","4.1":"y x","4.2-4.3":"y x","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"a x","11.5":"a x","12":"y x","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y x"}},"notes":"Firefox 10+, Chrome 26+ and Opera 11.6+ also support the new \"to (side)\" syntax.","notes_by_num":{},"usage_perc_y":88.73,"usage_perc_a":0.01,"ucprefix":false,"parent":"css-gradients","keywords":"repeating-linear-gradient,repeating-radial-gradient","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-filters":{"title":"CSS Filter Effects","description":"Method of applying filter effects (like blur, grayscale, brightness, contrast and hue) to elements, previously only possible by using SVG.","spec":"http://www.w3.org/TR/filter-effects-1/","status":"wd","links":[{"url":"http://html5-demos.appspot.com/static/css/filters/index.html","title":"Demo file for WebKit browsers"},{"url":"http://www.html5rocks.com/en/tutorials/filters/understanding-css/","title":"HTML5Rocks article"},{"url":"http://dl.dropbox.com/u/3260327/angular/CSS3ImageManipulation.html","title":"Filter editor"},{"url":"http://bennettfeely.com/filters/","title":"Filter Playground"}],"categories":["CSS","CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n d #2 #4","13":"a #4","14":"a #4"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"a #3","4":"a #3","5":"a #3","6":"a #3","7":"a #3","8":"a #3","9":"a #3","10":"a #3","11":"a #3","12":"a #3","13":"a #3","14":"a #3","15":"a #3","16":"a #3","17":"a #3","18":"a #3","19":"a #3","20":"a #3","21":"a #3","22":"a #3","23":"a #3","24":"a #3","25":"a #3","26":"a #3","27":"a #3","28":"a #3","29":"a #3","30":"a #3","31":"a #3","32":"a #3","33":"a #3","34":"a d #1","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y x","49":"y x","50":"y x","51":"y x","52":"y x","53":"y x"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"y x","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y x","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y x","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y x","4.4.3-4.4.4":"y x","50":"y x"},"bb":{"7":"n","10":"y x"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y x"},"and_chr":{"50":"y x"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y x"}},"notes":"Note that this property is significantly different from and incompatible with Microsoft's [older \"filter\" property](http://msdn.microsoft.com/en-us/library/ie/ms530752%28v=vs.85%29.aspx).","notes_by_num":{"1":"Supported in Firefox under the `layout.css.filters.enabled` flag.","2":"Supported in MS Edge under the \"Enable CSS filter property\" flag.","3":"Partial support in Firefox before version 34 [only implemented the url() function of the filter property](https://developer.mozilla.org/en-US/docs/Web/CSS/filter#Browser_compatibility)","4":"Partial support refers to supporting filter functions, but not the `url` function."},"usage_perc_y":78.57,"usage_perc_a":1.82,"ucprefix":false,"parent":"","keywords":"sepia,hue-rotate,invert,saturate,filter:blur","ie_id":"filters","chrome_id":"5822463824887808","firefox_id":"","webkit_id":""},"getcomputedstyle":{"title":"getComputedStyle","description":"API to get the current computed CSS styles applied to an element. This may be the current value applied by an animation or as set by a stylesheet.","spec":"http://www.w3.org/TR/cssom/#dom-window-getcomputedstyle","status":"rec","links":[{"url":"https://developer.mozilla.org/en/DOM/window.getComputedStyle","title":"MDN article"},{"url":"http://ie.microsoft.com/testdrive/HTML5/getComputedStyle/","title":"Demo"},{"url":"http://snipplr.com/view/13523/","title":"Polyfill for IE"},{"url":"http://docs.webplatform.org/wiki/css/cssom/methods/getComputedStyle","title":"WebPlatform Docs"}],"categories":["CSS3","DOM","JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"a #1","3.5":"a #1","3.6":"a #1","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a #2","5":"a #2","6":"a #2","7":"a #2","8":"a #2","9":"a #2","10":"a #2","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a #2","3.2":"a #2","4":"a #2","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"a #2","9.5-9.6":"a #2","10.0-10.1":"a #2","10.5":"a #2","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a #2","4.0-4.1":"a #2","4.2-4.3":"a #2","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"a #2"},"android":{"2.1":"a #2","2.2":"a #2","2.3":"a #2","3":"a #2","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a #2","10":"y"},"op_mob":{"10":"a #2","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Partial support refers to requiring the second parameter to be included.","2":"Partial support refers to not supporting getComputedStyle on pseudo-elements."},"usage_perc_y":89.3,"usage_perc_a":5.32,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"mp3":{"title":"MP3 audio format","description":"Popular lossy audio compression format","spec":"http://mpgedit.org/mpgedit/mpeg_format/MP3Format.html","status":"other","links":[{"url":"https://en.wikipedia.org/wiki/MP3","title":"Wikipedia"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"a #1","3.6":"a #1","4":"a #1","5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"Support refers to use using the `audio` element, not other conditions.","notes_by_num":{"1":"Partial support in older Firefox refers to being limited to certain operating systems."},"usage_perc_y":89.02,"usage_perc_a":0.32,"ucprefix":false,"parent":"audio","keywords":"mpeg","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"word-break":{"title":"CSS3 word-break","description":"Property to prevent or allow words to be broken over multiple lines between letters.","spec":"http://www.w3.org/TR/css3-text/#word-break","status":"wd","links":[{"url":"https://developer.mozilla.org/en/CSS/word-break","title":"MDN article"},{"url":"http://docs.webplatform.org/wiki/css/properties/word-break","title":"WebPlatform Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a","5":"a","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a","12":"a","13":"a","14":"a","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a","40":"a","41":"a","42":"a","43":"a","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a","3.2":"a","4":"a","5":"a","5.1":"a","6":"a","6.1":"a","7":"a","7.1":"a","8":"a","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a","4.0-4.1":"a","4.2-4.3":"a","5.0-5.1":"a","6.0-6.1":"a","7.0-7.1":"a","8":"a","8.1-8.4":"a","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"a","2.2":"a","2.3":"a","3":"a","4":"a","4.1":"a","4.2-4.3":"a","4.4":"a","4.4.3-4.4.4":"a","50":"y"},"bb":{"7":"a","10":"a"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"a"}},"notes":"Partial support refers to supporting the `break-all` value, but not the `keep-all` value.\r\n\r\nChrome, Safari and other WebKit/Blink browsers also support the unofficial `break-word` value which is treated like `word-wrap: break-word`.","notes_by_num":{},"usage_perc_y":72.72,"usage_perc_a":17.3,"ucprefix":false,"parent":"","keywords":"break-all,keep-all","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"viewport-units":{"title":"Viewport units: vw, vh, vmin, vmax","description":"Length units representing 1% of the viewport size for viewport width (vw), height (vh), the smaller of the two (vmin), or the larger of the two (vmax).","spec":"http://www.w3.org/TR/css3-values/#viewport-relative-lengths","status":"cr","links":[{"url":"http://css-tricks.com/viewport-sized-typography/","title":"Blog post"},{"url":"https://github.com/saabi/vminpoly","title":"Polyfill"},{"url":"https://github.com/rodneyrehm/viewport-units-buggyfill","title":"Buggyfill - Polyfill that fixes buggy support"},{"url":"http://blog.rodneyrehm.de/archives/34-iOS7-Mobile-Safari-And-Viewport-Units.html","title":"Back-Forward issue blog post"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6514497-vmax-unit","title":"Microsoft Edge feature request on UserVoice"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"a #1","10":"a #2","11":"a #2"},"edge":{"12":"a #2","13":"a #2","14":"a #2"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"a #2","21":"a #2","22":"a #2","23":"a #2","24":"a #2","25":"a #2","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"a #2","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"a #2 #3","7.0-7.1":"a #3","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a #2","11":"a #2"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support in IE9 refers to supporting \"vm\" instead of \"vmin\".","2":"Partial support refers to not supporting the \"vmax\" unit. ","3":"Partial support in iOS7 is due to buggy behavior of the \"vh\" unit (see workarounds: [1](https://gist.github.com/pburtchaell/e702f441ba9b3f76f587), [2](https://gist.github.com/BenMorel/e9e34c08360ebbbd0634))."},"usage_perc_y":69.44,"usage_perc_a":8.82,"ucprefix":false,"parent":"","keywords":"vm,viewport-percentage","ie_id":"cssvmaxunit","chrome_id":"","firefox_id":"","webkit_id":""},"contentsecuritypolicy":{"title":"Content Security Policy 1.0","description":"Mitigate cross-site scripting attacks by whitelisting allowed sources of script, style, and other resources.","spec":"http://www.w3.org/TR/2012/CR-CSP-20121115/","status":"cr","links":[{"url":"http://html5rocks.com/en/tutorials/security/content-security-policy/","title":"HTML5Rocks article"},{"url":"http://content-security-policy.com/","title":"CSP Examples & Quick Reference"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"a #1","11":"a #1"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y #1","5":"y #1","6":"y #1","7":"y #1","8":"y #1","9":"y #1","10":"y #1","11":"y #1","12":"y #1","13":"y #1","14":"y #1","15":"y #1","16":"y #1","17":"y #1","18":"y #1","19":"y #1","20":"y #1","21":"y #1","22":"y #1","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"y #2","15":"y #2","16":"y #2","17":"y #2","18":"y #2","19":"y #2","20":"y #2","21":"y #2","22":"y #2","23":"y #2","24":"y #2","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"a #2","6":"y #2","6.1":"y #2","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"a #2","6.0-6.1":"y #2","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y #2"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a #1","11":"a #1"},"and_uc":{"9.9":"y #2"}},"notes":"The standard HTTP header is `Content-Security-Policy` which is used unless otherwise noted.","notes_by_num":{"1":"Supported through the `X-Content-Security-Policy` header","2":"Supported through the `X-Webkit-CSP` header"},"usage_perc_y":80.53,"usage_perc_a":6.77,"ucprefix":false,"parent":"","keywords":"csp,security,header","ie_id":"contentsecuritypolicy","chrome_id":"5205088045891584","firefox_id":"","webkit_id":""},"pagevisibility":{"title":"Page Visibility","description":"JavaScript API for determining whether a document is visible on the display","spec":"http://www.w3.org/TR/page-visibility/","status":"rec","links":[{"url":"https://developer.mozilla.org/en-US/docs/DOM/Using_the_Page_Visibility_API","title":"MDN article"},{"url":"https://docs.webplatform.org/wiki/dom/Document/visibilityState","title":"WebPlatform Docs"},{"url":"http://www.sitepoint.com/introduction-to-page-visibility-api/","title":"SitePoint article"},{"url":"http://aurelio.audero.it/demo/page-visibility-api-demo.html","title":"Demo"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"y","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y x","4.4.3-4.4.4":"y x","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y x"}},"notes":"","notes_by_num":{},"usage_perc_y":87.17,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"visibilitystate","ie_id":"pagevisibilityapi","chrome_id":"5689697795833856","firefox_id":"page-visibility","webkit_id":""},"stricttransportsecurity":{"title":"Strict Transport Security","description":"Declare that a website is only accessible over a secure connection (HTTPS).","spec":"https://tools.ietf.org/html/rfc6797","status":"other","links":[{"url":"http://dev.chromium.org/sts","title":"Chromium article"},{"url":"https://developer.mozilla.org/en-US/docs/Security/HTTP_Strict_Transport_Security","title":"MDN article"},{"url":"https://www.owasp.org/index.php/HTTP_Strict_Transport_Security","title":"OWASP article"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y #1"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"The HTTP header is 'Strict-Transport-Security'.","notes_by_num":{"1":"IE 11 added support [in an update](http://blogs.windows.com/msedgedev/2015/06/09/http-strict-transport-security-comes-to-internet-explorer-11-on-windows-8-1-and-windows-7/) on June 9, 2015"},"usage_perc_y":76.96,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"sts,hsts,security,header","ie_id":"httpstricttransportsecurityhsts","chrome_id":"4941480133132288","firefox_id":"","webkit_id":""},"style-scoped":{"title":"Scoped CSS","description":"Allows CSS rules to be scoped to part of the document, based on the position of the style element. The attribute has been [removed from the current specification](https://github.com/whatwg/html/issues/552).","spec":"https://www.w3.org/TR/html51/document-metadata.html#element-attrdef-style-scoped","status":"unoff","links":[{"url":"https://github.com/PM5544/scoped-polyfill","title":"Polyfill"},{"url":"http://html5doctor.com/the-scoped-attribute/","title":"HTML5 Doctor article"},{"url":"http://updates.html5rocks.com/2012/03/A-New-Experimental-Feature-style-scoped","title":"HTML5Rocks article"}],"categories":["CSS","HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n d #1","21":"n d #1","22":"n d #1","23":"n d #1","24":"n d #1","25":"n d #1","26":"n d #1","27":"n d #1","28":"n d #1","29":"n d #1","30":"n d #1","31":"n d #1","32":"n d #1","33":"n d #1","34":"n d #1","35":"n d #1","36":"n d #1","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Enabled in Chrome through the \"experimental Web Platform features\" flag in chrome://flags"},"usage_perc_y":17.21,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"scope","ie_id":"scopedstyles","chrome_id":"5374137958662144","firefox_id":"","webkit_id":""},"svg-fragment":{"title":"SVG fragment identifiers","description":"Method of displaying only a part of an SVG image by defining a view ID or view box dimensions as the file's fragment identifier.","spec":"http://www.w3.org/TR/SVG/linking.html#SVGFragmentIdentifiers","status":"rec","links":[{"url":"http://www.broken-links.com/2012/08/14/better-svg-sprites-with-fragment-identifiers/","title":"Blog post"}],"categories":["SVG"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"a #1","37":"a #1","38":"a #1","39":"a #1","40":"a #1","41":"a #1","42":"a #1","43":"a #1","44":"a #1","45":"a #1","46":"a #1","47":"a #1","48":"a #1","49":"a #1","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"a #1","8":"a #1","9":"n","9.1":"n","TP":"n"},"opera":{"9":"u","9.5-9.6":"u","10.0-10.1":"a","10.5":"a","10.6":"a","11":"a","11.1":"a","11.5":"a","11.6":"a","12":"a","12.1":"y","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"a #1","8.1-8.4":"a #1","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"a #1"},"op_mob":{"10":"a","11":"a","11.1":"a","11.5":"a","12":"a","12.1":"y","36":"a #1"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support refers to support inside `<img>` but not as CSS `background-image`"},"usage_perc_y":40.84,"usage_perc_a":29.27,"ucprefix":false,"parent":"","keywords":"fragments,sprite,svg,use","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"outline":{"title":"CSS outline","description":"The CSS outline property is a shorthand property for setting one or more of the individual outline properties outline-style, outline-width and outline-color in a single rule. In most cases the use of this shortcut is preferable and more convenient.","spec":"http://www.w3.org/TR/CSS2/ui.html#propdef-outline","status":"rec","links":[{"url":"http://dev.w3.org/csswg/css3-ui/#outline","title":"CSS Basic User Interface Module Level 3"},{"url":"https://developer.mozilla.org/en-US/docs/CSS/outline","title":"Mozilla Developer Network: outline"}],"categories":["CSS2"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"y","9":"y #1","10":"y #1","11":"y #1"},"edge":{"12":"y #1","13":"y #1","14":"y #1"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y #1","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y #1","11":"y #1"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Also supports the value of `invert` for `outline-color`. (support of this value is optional for browsers)"},"usage_perc_y":90.36,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"-moz-outline,outline-width,outline-style,outline-color","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"download":{"title":"Download attribute","description":"When used on an anchor, this attribute signifies that the browser should download the resource the anchor points to rather than navigate to it.","spec":"https://html.spec.whatwg.org/multipage/semantics.html#downloading-resources","status":"ls","links":[{"url":"http://updates.html5rocks.com/2011/08/Downloading-resources-in-HTML5-a-download","title":"HTML5Rocks post"},{"url":"http://html5-demos.appspot.com/static/a.download.html","title":"Demo: creating a text file and downloading it."},{"url":"https://bugs.webkit.org/show_bug.cgi?id=102914","title":"WebKit feature request bug"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":60.67,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"download,a.download,a[download],download attribute","ie_id":"adownloadattribute","chrome_id":"6473924464345088","firefox_id":"","webkit_id":"feature-download-attribute"},"pointer":{"title":"Pointer events","description":"This specification integrates various inputs from mice, touchscreens, and pens, making separate implementations no longer necessary and authoring for cross-device pointers easier. Not to be mistaken with the unrelated \"pointer-events\" CSS property.","spec":"http://www.w3.org/TR/pointerevents/","status":"rec","links":[{"url":"http://blogs.msdn.com/b/ie/archive/2011/09/20/touch-input-for-ie10-and-metro-style-apps.aspx","title":"Implementation of Pointer Events in IE10"},{"url":"http://blogs.msdn.com/b/eternalcoding/archive/2013/01/16/hand-js-a-polyfill-for-supporting-pointer-events-on-every-browser.aspx","title":"Hand.js, the polyfill for browsers only supporting Touch Events"},{"url":"http://blogs.msdn.com/b/davrous/archive/2013/02/20/handling-touch-in-your-html5-apps-thanks-to-the-pointer-events-of-ie10-and-windows-8.aspx","title":"Article & tutorial"},{"url":"http://deeptissuejs.com","title":"Abstraction library for pointer events"}],"categories":["DOM","JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"a x #1","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p","12":"p","13":"p","14":"p","15":"p","16":"p","17":"p","18":"p","19":"p","20":"p","21":"p","22":"p","23":"p","24":"p","25":"p","26":"p","27":"p","28":"p","29":"p","30":"p","31":"p","32":"p","33":"p","34":"p","35":"p","36":"p","37":"p","38":"p","39":"p","40":"p","41":"p d #2","42":"p d #2","43":"p d #2","44":"p d #2","45":"p d #2","46":"p d #2","47":"a #2","48":"a #2","49":"a #2"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"p","23":"p","24":"p","25":"p","26":"p","27":"p","28":"p","29":"p","30":"p","31":"p","32":"p","33":"p","34":"p","35":"p","36":"p","37":"p","38":"p","39":"p","40":"p","41":"p","42":"p","43":"p","44":"p","45":"p","46":"p","47":"p","48":"p","49":"p","50":"p","51":"p","52":"p d #3","53":"p d #3"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"p","7":"p","7.1":"p","8":"p","9":"p","9.1":"p","TP":"p"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"p","16":"p","17":"p","18":"p","19":"p","20":"p","21":"p","22":"p","23":"p","24":"p","25":"p","26":"p","27":"p","28":"p","29":"p","30":"p","31":"p","32":"p","33":"p","34":"p","35":"p","36":"p","37":"p","38":"p","39":"p d #3"},"ios_saf":{"3.2":"p","4.0-4.1":"p","4.2-4.3":"p","5.0-5.1":"p","6.0-6.1":"p","7.0-7.1":"p","8":"p","8.1-8.4":"p","9.0-9.2":"p","9.3":"p"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"p","2.2":"p","2.3":"p","3":"p","4":"p","4.1":"p","4.2-4.3":"p","4.4":"p","4.4.3-4.4.4":"p","50":"p"},"bb":{"7":"p","10":"p"},"op_mob":{"10":"n","11":"p","11.1":"p","11.5":"p","12":"p","12.1":"p","36":"p"},"and_chr":{"50":"p"},"and_ff":{"46":"p"},"ie_mob":{"10":"a x","11":"y"},"and_uc":{"9.9":"p"}},"notes":"Firefox, starting with version 28, provides the 'dom.w3c_pointer_events.enabled' flag to support this specification.","notes_by_num":{"1":"Partial support in IE10 refers the lack of pointerenter and pointerleave events.","2":"Firefox support is disabled by default and [only supports mouse input](https://hacks.mozilla.org/2015/08/pointer-events-now-in-firefox-nightly/). On Windows only, touch can be enabled with the `layers.async-pan-zoom.enabled` and `dom.w3c_touch_events.enabled` flags","3":"Can be enabled with the `#enable-pointer-events` flag."},"usage_perc_y":7.06,"usage_perc_a":0.85,"ucprefix":false,"parent":"","keywords":"pointerdown,pointermove,pointerup,pointercancel,pointerover,pointerout,pointerenter,pointerleave","ie_id":"pointerevents","chrome_id":"4504699138998272","firefox_id":"pointer-events","webkit_id":""},"user-select-none":{"title":"CSS user-select: none","description":"Method of preventing text/element selection using CSS. ","spec":"https://drafts.csswg.org/css-ui-4/#valdef-user-select-none","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/CSS/user-select","title":"MDN article"},{"url":"http://css-tricks.com/almanac/properties/u/user-select/","title":"CSS Tricks article"},{"url":"http://msdn.microsoft.com/en-us/library/ie/hh781492(v=vs.85).aspx","title":"MSDN Documentation"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y x","11":"y x"},"edge":{"12":"y x","13":"y x","14":"y x"},"firefox":{"2":"y x","3":"y x","3.5":"y x","3.6":"y x","4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y x","49":"y x"},"chrome":{"4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y x","49":"y x","50":"y x","51":"y x","52":"y x","53":"y x"},"safari":{"3.1":"y x","3.2":"y x","4":"y x","5":"y x","5.1":"y x","6":"y x","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y x","9.1":"y x","TP":"y x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x"},"ios_saf":{"3.2":"y x","4.0-4.1":"y x","4.2-4.3":"y x","5.0-5.1":"y x","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y x","2.2":"y x","2.3":"y x","3":"y x","4":"y x","4.1":"y x","4.2-4.3":"y x","4.4":"y x","4.4.3-4.4.4":"y x","50":"y x"},"bb":{"7":"y x","10":"y x"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y x"},"and_chr":{"50":"y x"},"and_ff":{"46":"y x"},"ie_mob":{"10":"y x","11":"y x"},"and_uc":{"9.9":"y x"}},"notes":"","notes_by_num":{},"usage_perc_y":88.89,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"input-file-accept":{"title":"accept attribute for file input","description":"Allows a filter to be defined for what type of files a user may pick with from an `<input type=\"file\">` dialog","spec":"https://html.spec.whatwg.org/multipage/forms.html#attr-input-accept","status":"ls","links":[{"url":"http://www.wufoo.com/html5/attributes/07-accept.html","title":"Demo & information"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"a #1","5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"u","6":"u","7":"u","8":"u","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"u","22":"u","23":"u","24":"u","25":"u","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"a #1","6.1":"a #1","7":"a #1","7.1":"a #1","8":"a #1","9":"a #1","9.1":"a #1","TP":"a #1"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n #3","4.0-4.1":"n #3","4.2-4.3":"n #3","5.0-5.1":"n #3","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"a #2","4":"a #2","4.1":"a #2","4.2-4.3":"a #2","4.4":"n #3","4.4.3-4.4.4":"n #3","50":"n #3"},"bb":{"7":"a #2","10":"a #1"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a #2"},"and_chr":{"50":"a #2"},"and_ff":{"46":"n"},"ie_mob":{"10":"n #3","11":"a #4"},"and_uc":{"9.9":"n"}},"notes":"Not supported means any file can be picked as if the `accept` attribute was not set, unless otherwise noted.\r\n\r\nOn Windows, files that do not apply are hidden. On OSX they are grayed out and disabled.","notes_by_num":{"1":"Supports the type format (e.g. `image/*`) but not the extension format (e.g. `.png`)","2":"Offers appropriate file locations/input based on format type, but does not prevent other files from being selected.","3":"Does not allow any files to be picked at all","4":"Supports the type format but does not allow any file to be picked when using the extension format"},"usage_perc_y":45.07,"usage_perc_a":21.85,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"webp":{"title":"WebP image format","description":"Image format that supports lossy and lossless compression, as well as animation and alpha transparency.","spec":"https://developers.google.com/speed/webp/","status":"unoff","links":[{"url":"https://developers.google.com/speed/webp/","title":"Official website"},{"url":"http://antimatter15.github.io/weppy/demo.html","title":"Polyfill for browsers with WebM support"},{"url":"http://libwebpjs.appspot.com/","title":"Decoder in JS"},{"url":"http://webpjs.appspot.com/","title":"Polyfill for browsers with or without WebM support (i.e. IE6-IE9, Safari/iOS version 6.1 and below; Firefox versions 24 and bel"},{"url":"https://developers.google.com/speed/webp/faq#which_web_browsers_natively_support_webp","title":"Official website FAQ - Which web browsers natively support WebP?"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"p","5":"p","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p","12":"p","13":"p","14":"p","15":"p","16":"p","17":"p","18":"p","19":"p","20":"p","21":"p","22":"p","23":"p","24":"p","25":"p","26":"p","27":"p","28":"p","29":"p","30":"p","31":"p","32":"p","33":"p","34":"p","35":"p","36":"p","37":"p","38":"p","39":"p","40":"p","41":"p","42":"p","43":"p","44":"p","45":"p","46":"p","47":"p","48":"p","49":"p"},"chrome":{"4":"n","5":"n","6":"p","7":"p","8":"p","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"p","11":"p","11.1":"a #1","11.5":"a #1","11.6":"a #1","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"a #1","4.1":"a #1","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"a #1","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"p"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"Animated WebP images are supported in Chrome 32+ and Opera 19+.","notes_by_num":{"1":"Partial support in older Chrome, Opera and Android refers to browsers not supporting lossless and alpha versions of WebP."},"usage_perc_y":66.5,"usage_perc_a":0.64,"ucprefix":false,"parent":"","keywords":"","ie_id":"webpimageformatsupport","chrome_id":"6471725441089536,4785074604081152","firefox_id":"","webkit_id":""},"input-autocomplete-onoff":{"title":"autocomplete attribute: on & off values","description":"The `autocomplete` attribute for `input` elements indicates to the browser whether a value should or should not be autofilled when appropriate.","spec":"https://html.spec.whatwg.org/multipage/forms.html#autofill","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input#attr-autocomplete","title":"MDN article"}],"categories":["DOM"],"stats":{"ie":{"5.5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"a #1"},"edge":{"12":"a #1","13":"a #1","14":"a #1"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"a #3","31":"a #3","32":"a #3","33":"a #3","34":"a #3","35":"a #3","36":"a #3","37":"a #3","38":"a #3","39":"a #3","40":"a #3","41":"a #3","42":"a #3","43":"a #3","44":"a #3","45":"a #3","46":"a #3","47":"a #3","48":"a #3","49":"a #3"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"a #1","40":"a #1","41":"a #2","42":"a #2","43":"a #2","44":"a #2","45":"a #2","46":"a #2","47":"a #2","48":"a #2","49":"a #2","50":"a #2","51":"a #2","52":"a #2","53":"a #2"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"y","6":"y","6.1":"y","7":"a #5","7.1":"a #5","8":"a #5","9":"a #5","9.1":"a #5","TP":"a #5"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y #4","6.0-6.1":"y #4","7.0-7.1":"y #4","8":"y #4","8.1-8.4":"y #4","9.0-9.2":"y #4","9.3":"y #4"},"op_mini":{"5.0-8.0":"y #4"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a #5","11":"a #5"},"and_uc":{"9.9":"y #4"}},"notes":"This support information does not include support for other `autocomplete` values.\r\n\r\nAs described in detail below, many modern browsers ignore the `off` value on certain fields in certain cases intentionally in order to give the user more control over autofilling fields. One example is the use of password managers.","notes_by_num":{"1":"Partial support refers to ignoring the `off` value for password fields. [see related blog post](http://blogs.msdn.com/b/ieinternals/archive/2009/09/10/troubleshooting-stored-login-problems-in-ie.aspx)","2":"Partial support in Chrome refers to the browser intentionally ignoring `autocomplete=\"off\"` when the user uses the browser's autofill functionality. [see bug](https://code.google.com/p/chromium/issues/detail?id=468153#c29)","3":"Partial support in Firefox refers to ignoring `autocomplete=\"off\"` for login forms. [see bug](https://bugzilla.mozilla.org/show_bug.cgi?id=956906)","4":"Browser does not display previously submitted values as options with `on` value.","5":"Safari ignores the `off` value for [username, email and password fields](http://stackoverflow.com/questions/22661977/disabling-safari-autofill-on-usernames-and-passwords)"},"usage_perc_y":47.23,"usage_perc_a":48.06,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"intrinsic-width":{"title":"Intrinsic & Extrinsic Sizing","description":"Allows for the heights and widths to be specified in intrinsic values using the `fill`, `max-content`, `min-content`, and `fit-content` properties.","spec":"http://www.w3.org/TR/css3-sizing/","status":"wd","links":[{"url":"http://demosthenes.info/blog/662/Design-From-the-Inside-Out-With-CSS-MinContent","title":"Min-Content tutorial"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"a x #1 #2 #3","3.5":"a x #1 #2 #3","3.6":"a x #1 #2 #3","4":"a x #1 #2 #3","5":"a x #1 #2 #3","6":"a x #1 #2 #3","7":"a x #1 #2 #3","8":"a x #1 #2 #3","9":"a x #1 #2 #3","10":"a x #1 #2 #3","11":"a x #1 #2 #3","12":"a x #1 #2 #3","13":"a x #1 #2 #3","14":"a x #1 #2 #3","15":"a x #1 #2 #3","16":"a x #1 #2 #3","17":"a x #1 #2 #3","18":"a x #1 #2 #3","19":"a x #1 #2 #3","20":"a x #1 #2 #3","21":"a x #1 #2 #3","22":"a x #1 #2 #3","23":"a x #1 #2 #3","24":"a x #1 #2 #3","25":"a x #1 #2 #3","26":"a x #1 #2 #3","27":"a x #1 #2 #3","28":"a x #1 #2 #3","29":"a x #1 #2 #3","30":"a x #1 #2 #3","31":"a x #1 #2 #3","32":"a x #1 #2 #3","33":"a x #1 #2 #3","34":"a x #1 #2 #3","35":"a x #1 #2 #3","36":"a x #1 #2 #3","37":"a x #1 #2 #3","38":"a x #1 #2 #3","39":"a x #1 #2 #3","40":"a x #1 #2 #3","41":"a x #1 #2 #3","42":"a x #1 #2 #3","43":"a x #1 #2 #3","44":"a x #1 #2 #3","45":"a x #1 #2 #3","46":"a x #1 #2 #3","47":"a x #1 #2 #3","48":"a x #1 #2 #3","49":"a x #1 #2 #3"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"y x #3","23":"y x #3","24":"y x #3","25":"y x #3","26":"y x #3","27":"y x #3","28":"y x #3","29":"y x #3","30":"y x #3","31":"y x #3","32":"y x #3","33":"y x #3","34":"y x #3","35":"y x #3","36":"y x #3","37":"y x #3","38":"y x #3","39":"y x #3","40":"y x #3","41":"y x #3","42":"y x #3","43":"y x #3","44":"y x #3","45":"y x #3","46":"y #3 #4","47":"y #3 #4","48":"y #3 #4","49":"y #3 #4","50":"y #3 #4","51":"y #3 #4","52":"y #3 #4","53":"y #3 #4"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"a x #1 #3","7":"a x #1 #3","7.1":"a x #1 #3","8":"a x #1 #3","9":"a x #3","9.1":"a x #3","TP":"a x #3"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x #3","16":"y x #3","17":"y x #3","18":"y x #3","19":"y x #3","20":"y x #3","21":"y x #3","22":"y x #3","23":"y x #3","24":"y x #3","25":"y x #3","26":"y x #3","27":"y x #3","28":"y x #3","29":"y x #3","30":"y x #3","31":"y x #3","32":"y x #3","33":"y #3 #4","34":"y #3","35":"y #3 #4","36":"y #3 #4","37":"y #3 #4","38":"y #3 #4","39":"y #3 #4"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"a x #1 #3","8":"a x #1 #3","8.1-8.4":"a x #1 #3","9.0-9.2":"a x #3","9.3":"a x #3"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y x #3","4.4.3-4.4.4":"y x #3","50":"y #3 #4"},"bb":{"7":"n","10":"y x #3"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y #3 #4"},"and_chr":{"50":"y #3 #4"},"and_ff":{"46":"a x #1 #2 #3"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"Prefixes are on the values, not the property names (e.g. -webkit-min-content)\r\n\r\nOlder webkit browsers also support the unofficial `intrinsic` value which acts the same as `max-content`.","notes_by_num":{"1":"Does not support for height/min-height/max-height property, only width. [see test case](http://codepen.io/shshaw/pen/Kiwaz) [Firefox bug](https://bugzilla.mozilla.org/show_bug.cgi?id=567039)","2":"Firefox currently supports the \"-moz-available\" property rather than \"-moz-fill\".","3":"Does not support for \"flex-basis\" property. [see specs](http://www.w3.org/TR/2015/WD-css-flexbox-1-20150514/#flex-basis-property).\r\n[Blink bug](https://codereview.chromium.org/1304853002/),[Firefox bug](https://bugzilla.mozilla.org/show_bug.cgi?id=1055887)","4":"This does not yet unprefix fill-available (aka fill)[See bug](https://chromium.googlesource.com/chromium/blink.git/+/bf119cdfece210e69c9a99af06f1b9981e2a1bc2), because the [CSSWG](https://lists.w3.org/Archives/Public/www-style/2015Aug/0127.html) is not ready for that yet."},"usage_perc_y":51.44,"usage_perc_a":18.65,"ucprefix":false,"parent":"","keywords":"fill,fill-available,max-content,min-content,fit-content,contain-floats,intrinsic,extrinsic,sizing","ie_id":"cssintrinsicsizing","chrome_id":"5901353784180736","firefox_id":"","webkit_id":""},"cryptography":{"title":"Web Cryptography","description":"JavaScript API for performing basic cryptographic operations in web applications","spec":"http://www.w3.org/TR/WebCryptoAPI/","status":"cr","links":[{"url":"http://www.slideshare.net/Channy/the-history-and-status-of-web-crypto-api","title":"The History and Status of Web Crypto API"},{"url":"http://research.microsoft.com/en-us/projects/msrjscrypto/","title":"Microsoft Research JavaScript Cryptography Library"},{"url":"http://bitwiseshiftleft.github.io/sjcl/","title":"Cross-browser cryptography library"},{"url":"https://docs.google.com/spreadsheet/ccc?key=0AiAcidBZRLxndE9LWEs2R1oxZ0xidUVoU3FQbFFobkE#gid=1","title":"Support for recommended algorithms in Firefox"},{"url":"https://github.com/Netflix/NfWebCrypto","title":"Polyfill by Netflix with partial support"},{"url":"https://github.com/GlobalSign/PKI.js","title":"PKI.js - another crypto library for Public Key Infrastructure applications"},{"url":"https://diafygi.github.io/webcrypto-examples/","title":"Test suite for various algorithms/methods"},{"url":"https://github.com/vibornoff/webcrypto-shim","title":"Web Cryptography API shim for IE11 and Safari - set of bugfixes and workarounds of prefixed api implementations"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"p","10":"p","11":"a x #1"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"p","3":"p","3.5":"p","3.6":"p","4":"p","5":"p","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p","12":"p","13":"p","14":"p","15":"p","16":"p","17":"p","18":"p","19":"p","20":"p","21":"p","22":"p","23":"p","24":"p","25":"p","26":"p","27":"p","28":"p","29":"p","30":"p","31":"p","32":"n d #2","33":"n d #2","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"p","5":"p","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p","12":"p","13":"p","14":"p","15":"p","16":"p","17":"p","18":"p","19":"p","20":"p","21":"p","22":"p","23":"p","24":"p","25":"p","26":"p","27":"p","28":"p","29":"p","30":"p","31":"p","32":"p","33":"p","34":"p","35":"p","36":"p","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"p","3.2":"p","4":"p","5":"p","5.1":"p","6":"p","6.1":"p","7":"p","7.1":"y x #3","8":"y x #3","9":"y x #3","9.1":"y x #3","TP":"y x #3"},"opera":{"9":"p","9.5-9.6":"p","10.0-10.1":"p","10.5":"p","10.6":"p","11":"p","11.1":"p","11.5":"p","11.6":"p","12":"p","12.1":"p","15":"p","16":"p","17":"p","18":"p","19":"p","20":"p","21":"p","22":"p","23":"p","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"p","4.0-4.1":"p","4.2-4.3":"p","5.0-5.1":"p","6.0-6.1":"p","7.0-7.1":"p","8":"y x #3","8.1-8.4":"y x #3","9.0-9.2":"y x #3","9.3":"y x #3"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"p","2.2":"p","2.3":"p","3":"p","4":"p","4.1":"p","4.2-4.3":"p","4.4":"p","4.4.3-4.4.4":"p","50":"y"},"bb":{"7":"p","10":"p"},"op_mob":{"10":"p","11":"p","11.1":"p","11.5":"p","12":"p","12.1":"p","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"p"},"ie_mob":{"10":"p","11":"a x #1"},"and_uc":{"9.9":"p"}},"notes":"Many browsers support the `[crypto.getRandomValues()](#feat=getrandomvalues)` method, but not actual cryptography functionality under `crypto.subtle`. \r\n\r\nFirefox also has support for [unofficial features](https://developer.mozilla.org/en-US/docs/JavaScript_crypto). \r\n\r\nIn Chrome the API is only usable over secure connections. ([corresponding bug](https://code.google.com/p/chromium/issues/detail?id=373032))","notes_by_num":{"1":"Support in IE11 is based an older version of the specification.","2":"Supported in Firefox behind the `dom.webcrypto.enabled` flag.","3":"Supported in Safari using the `crypto.webkitSubtle` prefix."},"usage_perc_y":66.09,"usage_perc_a":5.83,"ucprefix":false,"parent":"","keywords":"subtle,subtlecrypto","ie_id":"webcryptoapi","chrome_id":"5030265697075200","firefox_id":"","webkit_id":"specification-webcrypto"},"template":{"title":"HTML templates","description":"Method of declaring a portion of reusable markup that is parsed but not rendered until cloned.","spec":"https://html.spec.whatwg.org/multipage/scripting.html#the-template-element","status":"ls","links":[{"url":"http://www.html5rocks.com/en/tutorials/webcomponents/template/","title":"HTML5Rocks - HTML's New template Tag"},{"url":"http://polymer-project.org","title":"Polymer project (polyfill & web components framework)"}],"categories":["DOM","HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":70.33,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"web components, template","ie_id":"templateelement","chrome_id":"5207287069147136","firefox_id":"html-templates","webkit_id":"feature-template-element"},"opus":{"title":"Opus","description":"Royalty-free open audio codec by IETF, which incorporated SILK from Skype and CELT from Xiph.org, to serve higher sound quality and lower latency at the same bitrate.","spec":"https://tools.ietf.org/html/rfc6716","status":"other","links":[{"url":"https://hacks.mozilla.org/2012/07/firefox-beta-15-supports-the-new-opus-audio-format/","title":"Introduction of Opus by Mozilla"},{"url":"http://www.ietf.org/mail-archive/web/rtcweb/current/msg04953.html","title":"Google's statement about the use of VP8 and Opus codec for WebRTC standard"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6513488-ogg-vorbis-and-opus-audio-formats-support-firefox","title":"Microsoft Edge feature request on UserVoice"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"Support refers to use using the `audio` element, not other conditions.\r\n\r\nFor Opera the Linux version may be able to play it when the GStreamer module is up to date and the served mime-type is 'audio/ogg'.","notes_by_num":{},"usage_perc_y":38.79,"usage_perc_a":0,"ucprefix":false,"parent":"audio","keywords":"","ie_id":"opusaudioplayback","chrome_id":"4891189287321600","firefox_id":"","webkit_id":""},"jpegxr":{"title":"JPEG XR image format","description":"The latest JPEG image format of Joint Photographic Experts Group which boasts better compression and supports lossless compression, alpha channel, and 48-bit deep color over normal jpg format.","spec":"http://www.itu.int/rec/T-REC-T.832","status":"other","links":[{"url":"http://msdn.microsoft.com/en-us/library/windows/desktop/hh707223(v=vs.85).aspx","title":"Microsoft JPEG XR Codec Overview"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=500500","title":"Firefox support bug"},{"url":"https://code.google.com/p/chromium/issues/detail?id=56908","title":"Chrome support bug (marked as WONTFIX)"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":8.41,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"channel-messaging":{"title":"Channel messaging","description":"Method for having two-way communication between browsing contexts (using MessageChannel)","spec":"https://html.spec.whatwg.org/multipage/comms.html#channel-messaging","status":"ls","links":[{"url":"https://dev.opera.com/articles/view/window-postmessage-messagechannel/#channel","title":"An Introduction to HTML5 web messaging"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n d #1","27":"n d #1","28":"n d #1","29":"n d #1","30":"n d #1","31":"n d #1","32":"n d #1","33":"n d #1","34":"n d #1","35":"n d #1","36":"n d #1","37":"n d #1","38":"n d #1","39":"n d #1","40":"n d #1","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"u","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Supported in Firefox behind the `dom.messageChannel.enabled` flag. Reported to not work in web workers before version 41."},"usage_perc_y":86.46,"usage_perc_a":0,"ucprefix":false,"parent":"x-doc-messaging","keywords":"","ie_id":"messagechannels","chrome_id":"6710044586409984","firefox_id":"","webkit_id":""},"css3-tabsize":{"title":"CSS3 tab-size","description":"Method of customizing the width of the tab character. Only effective using 'white-space: pre' or 'white-space: pre-wrap'.","spec":"http://www.w3.org/TR/css3-text/#tab-size","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/tab-size","title":"MDN article"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6524689-tab-size-property","title":"Microsoft Edge feature request on UserVoice"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"a x #1","5":"a x #1","6":"a x #1","7":"a x #1","8":"a x #1","9":"a x #1","10":"a x #1","11":"a x #1","12":"a x #1","13":"a x #1","14":"a x #1","15":"a x #1","16":"a x #1","17":"a x #1","18":"a x #1","19":"a x #1","20":"a x #1","21":"a x #1","22":"a x #1","23":"a x #1","24":"a x #1","25":"a x #1","26":"a x #1","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1","40":"a x #1","41":"a x #1","42":"a x #1","43":"a x #1","44":"a x #1","45":"a x #1","46":"a x #1","47":"a x #1","48":"a x #1","49":"a x #1"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"a #1","40":"a #1","41":"a #1","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"a #1","7":"a #1","7.1":"a #1","8":"a #1","9":"a #1","9.1":"a #1","TP":"a #1"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"a x #1","11":"a x #1","11.1":"a x #1","11.5":"a x #1","11.6":"a x #1","12":"a x #1","12.1":"a x #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"a #1","8":"a #1","8.1-8.4":"a #1","9.0-9.2":"a #1","9.3":"a #1"},"op_mini":{"5.0-8.0":"a x #1"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"a #1","4.4.3-4.4.4":"a #1","50":"a #1"},"bb":{"7":"a #1","10":"a #1"},"op_mob":{"10":"n","11":"a x #1","11.1":"a x #1","11.5":"a x #1","12":"a x #1","12.1":"a x #1","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"a x #1"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial refers to supporting `<integer>` but not `<length>` values."},"usage_perc_y":46.85,"usage_perc_a":28.45,"ucprefix":false,"parent":"","keywords":"tab-size,tab-width","ie_id":"csstabsizeproperty","chrome_id":"","firefox_id":"","webkit_id":""},"mutationobserver":{"title":"Mutation Observer","description":"Method for observing and reacting to changes to the DOM. Replaces MutationEvents, which is deprecated.","spec":"https://dom.spec.whatwg.org/#mutation-observers","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/MutationObserver","title":"MutationObserver from MDN"},{"url":"https://github.com/webcomponents/webcomponentsjs","title":"Polyfill"}],"categories":["DOM","JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"p","10":"p","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"y x","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"y x","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"p","4.1":"p","4.2-4.3":"p","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"p","11":"y"},"and_uc":{"9.9":"y x"}},"notes":"When the content of a node with a single CharacterData child node is changed by innerHTML attribute and the node have a single different one as a result, WebKit browsers consider it as a characterData mutation of the child CharacterData node, while other browsers think it as a childList mutation of the parent node.","notes_by_num":{},"usage_perc_y":86.18,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"MutationObserver","ie_id":"mutationobservers","chrome_id":"5021194726146048","firefox_id":"","webkit_id":""},"css-selection":{"title":"::selection CSS pseudo-element","description":"The ::selection CSS pseudo-element applies rules to the portion of a document that has been highlighted (e.g., selected with the mouse or another pointing device) by the user.","spec":"http://www.w3.org/TR/css-pseudo-4/#selectordef-selection","status":"wd","links":[{"url":"http://quirksmode.org/css/selectors/selection.html","title":"::selection test"},{"url":"http://docs.webplatform.org/wiki/css/selectors/pseudo-elements/::selection","title":"WebPlatform Docs"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y x","3":"y x","3.5":"y x","3.6":"y x","4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y x","49":"y x"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"u","11":"u","11.1":"u","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y x"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":70.99,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"::selection,selection","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-placeholder":{"title":"::placeholder CSS pseudo-element","description":"The ::placeholder pseudo-element represents placeholder text in an input field: text that represents the input and provides a hint to the user on how to fill out the form. For example, a date-input field might have the placeholder text `YYYY/MM/DD` to clarify that numeric dates are to be entered in year-month-day order.","spec":"http://dev.w3.org/csswg/css-pseudo-4/#placeholder-pseudo","status":"wd","links":[{"url":"http://msdn.microsoft.com/en-us/library/ie/hh772745(v=vs.85).aspx","title":"MSDN article"},{"url":"http://css-tricks.com/snippets/css/style-placeholder-text/","title":"CSS-Tricks article with all prefixes"},{"url":"http://wiki.csswg.org/ideas/placeholder-styling","title":"CSSWG discussion"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/::-moz-placeholder","title":"MDN article"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"a x","11":"a x"},"edge":{"12":"a x","13":"a x","14":"a x"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"a x #1","5":"a x #1","6":"a x #1","7":"a x #1","8":"a x #1","9":"a x #1","10":"a x #1","11":"a x #1","12":"a x #1","13":"a x #1","14":"a x #1","15":"a x #1","16":"a x #1","17":"a x #1","18":"a x #1","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y x","49":"y x"},"chrome":{"4":"a x","5":"a x","6":"a x","7":"a x","8":"a x","9":"a x","10":"a x","11":"a x","12":"a x","13":"a x","14":"a x","15":"a x","16":"a x","17":"a x","18":"a x","19":"a x","20":"a x","21":"a x","22":"a x","23":"a x","24":"a x","25":"a x","26":"a x","27":"a x","28":"a x","29":"a x","30":"a x","31":"a x","32":"a x","33":"a x","34":"a x","35":"a x","36":"a x","37":"a x","38":"a x","39":"a x","40":"a x","41":"a x","42":"a x","43":"a x","44":"a x","45":"a x","46":"a x","47":"a x","48":"a x","49":"a x","50":"a x","51":"a x","52":"a x","53":"a x"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"a x","5.1":"a x","6":"a x","6.1":"a x","7":"a x","7.1":"a x","8":"a x","9":"a x","9.1":"a x","TP":"a x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"a x","16":"a x","17":"a x","18":"a x","19":"a x","20":"a x","21":"a x","22":"a x","23":"a x","24":"a x","25":"a x","26":"a x","27":"a x","28":"a x","29":"a x","30":"a x","31":"a x","32":"a x","33":"a x","34":"a x","35":"a x","36":"a x","37":"a x","38":"a x","39":"a x"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"a x","5.0-5.1":"a x","6.0-6.1":"a x","7.0-7.1":"a x","8":"a x","8.1-8.4":"a x","9.0-9.2":"a x","9.3":"a x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"a x","2.2":"a x","2.3":"a x","3":"a x","4":"a x","4.1":"a x","4.2-4.3":"a x","4.4":"a x","4.4.3-4.4.4":"a x","50":"a x"},"bb":{"7":"a x","10":"a x"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a x"},"and_chr":{"50":"a x"},"and_ff":{"46":"y x"},"ie_mob":{"10":"a x","11":"a x"},"and_uc":{"9.9":"a x"}},"notes":"Partial support refers to using alternate names:\r\n`::-webkit-input-placeholder` for (Chrome/Safari/Opera)\r\n`:-ms-input-placeholder` for IE. \r\n`::-ms-input-placeholder` for Edge (also supports webkit prefix)","notes_by_num":{"1":"Firefox 18 and below supported the `:-moz-placeholder` pseudo-class rather than the `::-moz-placeholder` pseudo-element."},"usage_perc_y":8.07,"usage_perc_a":80.69,"ucprefix":false,"parent":"","keywords":"::placeholder,placeholder","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-deviceadaptation":{"title":"CSS Device Adaptation","description":"A standard way to override the size of viewport in web page using the `@viewport` rule, standardizing and replacing Apple's own popular `<meta>` viewport implementation.","spec":"http://www.w3.org/TR/css-device-adapt/","status":"wd","links":[{"url":"https://dev.opera.com/articles/view/an-introduction-to-meta-viewport-and-viewport/","title":"Introduction to meta viewport and @viewport in Opera Mobile"},{"url":"http://msdn.microsoft.com/en-us/library/ie/hh708740(v=vs.85).aspx","title":"Device adaptation in Internet Explorer 10"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6777420-unprefix-and-support-all-viewport-properties","title":"Microsoft Edge feature request on UserVoice"},{"url":"https://code.google.com/p/chromium/issues/detail?id=155477","title":"Chrome tracking bug"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=95959","title":"WebKit tracking bug"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=747754","title":"Mozilla tracking bug"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"a x #1","11":"a x #1"},"edge":{"12":"a x #1","13":"a x #1","14":"a x #1"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n d","30":"n d","31":"n d","32":"n d","33":"n d","34":"n d","35":"n d","36":"n d","37":"n d","38":"n d","39":"n d","40":"n d","41":"n d","42":"n d","43":"n d","44":"n d","45":"n d","46":"n d","47":"n d","48":"n d","49":"n d","50":"n d","51":"n d","52":"n d","53":"n d"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"a x #2"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"a x #2","11.1":"a x #2","11.5":"a x #2","12":"a x #2","12.1":"a x #2","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"a x #1","11":"a x #1"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"IE only supports the 'width' and 'height' properties.","2":"Opera Mobile and Opera Mini only support the 'orientation' property."},"usage_perc_y":0,"usage_perc_a":12.94,"ucprefix":false,"parent":"","keywords":"viewport","ie_id":"","chrome_id":"4737164243894272","firefox_id":"","webkit_id":""},"text-emphasis":{"title":"text-emphasis styling","description":"Method of using small symbols next to each glyph to emphasize a run of text, commonly used in East Asian languages. The `text-emphasis` shorthand, and its `text-emphasis-style` and `text-emphasis-color` longhands, can be used to apply marks to the text. The `text-emphasis-position` property, which inherits separately, allows setting the emphasis marks' position with respect to the text.","spec":"https://drafts.csswg.org/css-text-decor-3/#text-emphasis-property","status":"cr","links":[{"url":"https://github.com/zmmbreeze/jquery.emphasis/","title":"A javascript fallback for CSS3 emphasis mark."},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6514536-text-decoration-styling","title":"Microsoft Edge feature request on UserVoice"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/text-emphasis","title":"Mozilla Developer Network"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n d #2","46":"n d #2","47":"n d #2","48":"n d #2","49":"n d #2"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"a x #1","26":"a x #1","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1","40":"a x #1","41":"a x #1","42":"a x #1","43":"a x #1","44":"a x #1","45":"a x #1","46":"a x #1","47":"a x #1","48":"a x #1","49":"a x #1","50":"a x #1","51":"a x #1","52":"a x #1","53":"a x #1"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"a x #1","7":"a x #1","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"a x #1","16":"a x #1","17":"a x #1","18":"a x #1","19":"a x #1","20":"a x #1","21":"a x #1","22":"a x #1","23":"a x #1","24":"a x #1","25":"a x #1","26":"a x #1","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"a x #1","4.4.3-4.4.4":"a x #1","50":"a x #1"},"bb":{"7":"n","10":"a x #1"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a x #1"},"and_chr":{"50":"a x #1"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"a x #1"}},"notes":"Some old WebKit browsers (like Chrome 24) support `-webkit-text-emphasis`, but does not support CJK languages and is therefore considered unsupported.","notes_by_num":{"1":"Partial support refers to incorrect support for `-webkit-text-emphasis-position`. These browsers support `over` and `under` as values, but not the added `left` and `right` values required by the spec.","2":"Can be enabled in Firefox using the `layout.css.text-emphasis.enabled` flag"},"usage_perc_y":10.13,"usage_perc_a":60.66,"ucprefix":false,"parent":"","keywords":"text-emphasis,text-emphasis-position,text-emphasis-style,text-emphasis-color","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"midi":{"title":"Web MIDI API","description":"The Web MIDI API specification defines a means for web developers to enumerate, manipulate and access MIDI devices","spec":"http://webaudio.github.io/web-midi-api/","status":"wd","links":[{"url":"https://github.com/cwilso/WebMIDIAPIShim","title":"Polyfill"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=836897","title":"Firefox bug"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":46.72,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"webmidiapi","chrome_id":"4923613069180928","firefox_id":"","webkit_id":""},"canvas-blending":{"title":"Canvas blend modes","description":"Method of defining the effect resulting from overlaying two layers on a Canvas element.","spec":"http://www.w3.org/TR/compositing-1/#blending","status":"cr","links":[{"url":"http://blogs.adobe.com/webplatform/2013/01/28/blending-features-in-canvas/","title":"Blog post"}],"categories":["Canvas"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":70,"usage_perc_a":0,"ucprefix":false,"parent":"canvas","keywords":"","ie_id":"compositingandblendingincanvas2d","chrome_id":"","firefox_id":"","webkit_id":""},"clipboard":{"title":"Clipboard API","description":"API to provide copy, cut and paste events as well as provide access to the OS clipboard.","spec":"http://www.w3.org/TR/clipboard-apis/","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/ClipboardEvent","title":"MDN page on ClipboardEvent"},{"url":"https://www.lucidchart.com/techblog/2014/12/02/definitive-guide-copying-pasting-javascript/","title":"Guide on cross-platform clipboard access"}],"categories":["JS API"],"stats":{"ie":{"5.5":"a #1 #2 #5","6":"a #1 #2 #5","7":"a #1 #2 #5","8":"a #1 #2 #5","9":"a #1 #2 #5","10":"a #1 #2 #5","11":"a #1 #2 #5"},"edge":{"12":"a #1 #2 #5","13":"a #1 #2 #5","14":"a #1 #2 #5"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"a #2 #3","23":"a #2 #3","24":"a #2 #3","25":"a #2 #3","26":"a #2 #3","27":"a #2 #3","28":"a #2 #3","29":"a #2 #3","30":"a #2 #3","31":"a #2 #3","32":"a #2 #3","33":"a #2 #3","34":"a #2 #3","35":"a #2 #3","36":"a #2 #3","37":"a #2 #3","38":"a #2 #3","39":"a #2 #3","40":"a #2 #3","41":"a #6","42":"a #6","43":"a #6","44":"a #6","45":"a #6","46":"a #6","47":"a #6","48":"a #6","49":"a #6"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"a #3 #5","14":"a #3 #5","15":"a #3 #5","16":"a #3 #5","17":"a #3 #5","18":"a #3 #5","19":"a #3 #5","20":"a #3 #5","21":"a #3 #5","22":"a #3 #5","23":"a #3 #5","24":"a #3 #5","25":"a #3 #5","26":"a #3 #5","27":"a #3 #5","28":"a #3 #5","29":"a #3 #5","30":"a #3 #5","31":"a #3 #5","32":"a #3 #5","33":"a #3 #5","34":"a #3 #5","35":"a #3 #5","36":"a #3 #5","37":"a #3 #5","38":"a #3 #5","39":"a #3 #5","40":"a #3 #5","41":"a #3 #5","42":"a #3 #5","43":"a #5 #7","44":"a #5 #7","45":"a #5 #7","46":"a #5 #7","47":"a #5 #7","48":"a #5 #7","49":"a #5 #7","50":"a #5 #7","51":"a #5 #7","52":"a #5 #7","53":"a #5 #7"},"safari":{"3.1":"u","3.2":"u","4":"a #2 #3 #5","5":"a #2 #3 #5","5.1":"a #2 #3 #5","6":"a #2 #3 #5","6.1":"a #2 #3 #5","7":"a #2 #3 #5","7.1":"a #2 #3 #5","8":"a #2 #3 #5","9":"a #2 #3 #5","9.1":"a #2 #3 #5","TP":"a #2 #5"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"u","12.1":"a #3","15":"a #3 #5","16":"a #3 #5","17":"a #3 #5","18":"a #3 #5","19":"a #3 #5","20":"a #3 #5","21":"a #3 #5","22":"a #3 #5","23":"a #3 #5","24":"a #3 #5","25":"a #3 #5","26":"a #3 #5","27":"a #3 #5","28":"a #3 #5","29":"a #3 #5","30":"a #5 #7","31":"a #5 #7","32":"a #5 #7","33":"a #5 #7","34":"a #5 #7","35":"a #5 #7","36":"a #5 #7","37":"a #5 #7","38":"a #5 #7","39":"a #5 #7"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"a #2 #3 #5","6.0-6.1":"a #2 #3 #5","7.0-7.1":"a #2 #3 #5","8":"a #2 #3 #5","8.1-8.4":"a #2 #3 #5","9.0-9.2":"a #2 #3 #5","9.3":"a #2 #3 #5"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"a #2 #5","4.4.3-4.4.4":"a #2 #5","50":"a #2 #5"},"bb":{"7":"n","10":"a #2 #5"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"u","36":"a #4 #5"},"and_chr":{"50":"a #5"},"and_ff":{"46":"a #4"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"Internet Explorer will display a security prompt for access to the OS clipboard.\r\n\r\nChrome 42+ and Opera 29+ support clipboard reading/writing only when part of a user action (click, keydown, etc)\r\n\r\nFirefox users [can enable support](https://developer.mozilla.org/en-US/docs/Midas/Security_preferences) with a security preference setting.","notes_by_num":{"1":"Only supports `Text` and `URL` data types and uses [a non-standard method](http://msdn.microsoft.com/en-us/library/ie/ms535220%28v=vs.85%29.aspx) of interacting with the clipboard.","2":"Only fires `copy` event on a valid selection and only `cut` and `paste` in focused editable fields.","3":"Only supports OS clipboard reading/writing via shortcut keys, not through `document.execCommand()`.","4":"Only supports `paste` event (on focused editable field).","5":"Does not support the `ClipboardEvent` constructor","6":"Supports `cut` & `copy` events without a focused editable field, but not `paste` (presumably for security reasons)","7":"Supports `cut` & `copy` events without a focused editable field, but does not fire `paste` with `document.execCommand('paste')`  "},"usage_perc_y":0,"usage_perc_a":78.68,"ucprefix":false,"parent":"","keywords":"cut,copy,paste,clipboarddata,clipboardevent","ie_id":"clipboardapi","chrome_id":"","firefox_id":"","webkit_id":""},"rtcpeerconnection":{"title":"WebRTC Peer-to-peer connections","description":"Method of allowing two users to communicate directly, browser to browser using the RTCPeerConnection API.","spec":"https://w3c.github.io/webrtc-pc/","status":"wd","links":[{"url":"http://www.webrtc.org/","title":"WebRTC Project site"},{"url":"https://temasys.atlassian.net/wiki/display/TWPP/WebRTC+Plugins","title":"Plug-in for support in IE & Safari"},{"url":"http://www.html5labs.com/prototypes/object-rtc/object-rtc/info","title":"Prototype implementation for ORTC"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y x","49":"y x","50":"y x","51":"y x","52":"y x","53":"y x"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y x"},"bb":{"7":"n","10":"n #1"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y x"},"and_chr":{"50":"y x"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"Microsoft is working on a compatible implementation known as [ObjectRTC](http://blogs.msdn.com/b/ie/archive/2014/10/27/bringing-interoperable-real-time-communications-to-the-web.aspx)","notes_by_num":{"1":"BlackBerry 10 recognizes RTCPeerConnection but real support is unconfirmed."},"usage_perc_y":56.77,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"webrtcwebrtcv10api","chrome_id":"6612462929444864","firefox_id":"webrtc","webkit_id":"specification-webrtc"},"css3-cursors":{"title":"CSS3 Cursors (original values)","description":"CSS3 cursor values added in the 2004 spec, including none, context-menu, cell, vertical-text, alias, copy, no-drop, not-allowed, nesw-resize, nwse-resize, col-resize, row-resize and all-scroll. ","spec":"http://www.w3.org/TR/css3-ui/#cursor","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/cursor","title":"MDN Documentation"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"y","10":"y","11":"y"},"edge":{"12":"a #2","13":"a #2","14":"a #2"},"firefox":{"2":"a","3":"a","3.5":"a","3.6":"a","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a","3.2":"a","4":"a","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"a #2","9.5-9.6":"a #2","10.0-10.1":"a #2","10.5":"a #2","10.6":"a #2","11":"a #2","11.1":"a #2","11.5":"a #2","11.6":"a #2","12":"a #2","12.1":"a #2","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"u"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support refers to no support for the alias, cell, copy, ew-resize, ns-resize, nesw-resize, nwse-resize or context-menu cursors.","2":"Partial support refers to not supporting 'none' nor a URI."},"usage_perc_y":49.02,"usage_perc_a":2.41,"ucprefix":false,"parent":"","keywords":"cursors, pointers","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css3-cursors-newer":{"title":"CSS3 Cursors: zoom-in & zoom-out","description":"Support for `zoom-in`, `zoom-out` values for the CSS3 `cursor` property.","spec":"http://www.w3.org/TR/css3-ui/#cursor","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/cursor","title":"MDN Documentation"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y x","3":"y x","3.5":"y x","3.6":"y x","4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y x","3.2":"y x","4":"y x","5":"y x","5.1":"y x","6":"y x","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"y","12":"y","12.1":"y","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"y x","10":"y x"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":44.16,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"cursors, pointers","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"webvtt":{"title":"WebVTT - Web Video Text Tracks","description":"Format for marking up text captions for multimedia resources.","spec":"https://w3c.github.io/webvtt/","status":"wd","links":[{"url":"http://www.html5rocks.com/en/tutorials/track/basics/","title":"Getting Started With the Track Element"},{"url":"https://dev.opera.com/articles/view/an-introduction-to-webvtt-and-track/","title":"An Introduction to WebVTT and track"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n d","25":"n d","26":"n d","27":"n d","28":"n d","29":"n d","30":"n d","31":"y #1","32":"y #1","33":"y #1","34":"y #1","35":"y #1","36":"y #1","37":"y #1","38":"y #1","39":"y #1","40":"y #1","41":"y #1","42":"y #1","43":"y #1","44":"y #1","45":"y #1","46":"y #1","47":"y #1","48":"y #1","49":"y #1"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"n"}},"notes":"WebVTT must be used with the <track> element.","notes_by_num":{"1":"Firefox currently lacks support for the `::cue` pseudo-element. [See bug #865395.](https://bugzilla.mozilla.org/show_bug.cgi?id=865395)"},"usage_perc_y":77.11,"usage_perc_a":0,"ucprefix":false,"parent":"video","keywords":"captions,track,vtt,subtitles","ie_id":"","chrome_id":"6719115557339136","firefox_id":"","webkit_id":""},"promises":{"title":"Promises","description":"A promise represents the eventual result of an asynchronous operation.","spec":"http://www.ecma-international.org/ecma-262/6.0/#sec-promise-objects","status":"other","links":[{"url":"http://promises-aplus.github.io/promises-spec/","title":"Promises/A+ spec"},{"url":"http://www.chromestatus.com/features/5681726336532480","title":"Chromium dashboard - ES6 Promises"},{"url":"http://www.html5rocks.com/en/tutorials/es6/promises/","title":"JavaScript Promises: There and back again - HTML5 Rocks"},{"url":"https://github.com/jakearchibald/ES6-Promises","title":"A polyfill for ES6-style Promises"}],"categories":["JS API"],"stats":{"ie":{"5.5":"p","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"p","3":"p","3.5":"p","3.6":"p","4":"p","5":"p","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p","12":"p","13":"p","14":"p","15":"p","16":"p","17":"p","18":"p","19":"p","20":"p","21":"p","22":"p","23":"p","24":"p","25":"p","26":"p","27":"a","28":"a","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"p","5":"p","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p","12":"p","13":"p","14":"p","15":"p","16":"p","17":"p","18":"p","19":"p","20":"p","21":"p","22":"p","23":"p","24":"p","25":"p","26":"p","27":"p","28":"p","29":"p","30":"p","31":"p","32":"a","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"p","3.2":"p","4":"p","5":"p","5.1":"p","6":"p","6.1":"p","7":"p","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"p","9.5-9.6":"p","10.0-10.1":"p","10.5":"p","10.6":"p","11":"p","11.1":"p","11.5":"p","11.6":"p","12":"p","12.1":"p","15":"p","16":"p","17":"p","18":"p","19":"a","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"p","4.0-4.1":"p","4.2-4.3":"p","5.0-5.1":"p","6.0-6.1":"p","7.0-7.1":"p","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"p"},"android":{"2.1":"p","2.2":"p","2.3":"p","3":"p","4":"p","4.1":"p","4.2-4.3":"p","4.4":"p","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"p","10":"p"},"op_mob":{"10":"p","11":"p","11.1":"p","11.5":"p","12":"p","12.1":"p","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"p","11":"p"},"and_uc":{"9.9":"p"}},"notes":"","notes_by_num":{},"usage_perc_y":67.57,"usage_perc_a":0.09,"ucprefix":false,"parent":"","keywords":"futures","ie_id":"","chrome_id":"5681726336532480","firefox_id":"promise","webkit_id":"feature-promise-objects"},"css-sticky":{"title":"CSS position:sticky","description":"Keeps elements positioned as \"fixed\" or \"relative\" depending on how it appears in the viewport. As a result the element is \"stuck\" when necessary while scrolling.","spec":"https://drafts.csswg.org/css-position/#sticky-pos","status":"unoff","links":[{"url":"http://updates.html5rocks.com/2012/08/Stick-your-landings-position-sticky-lands-in-WebKit","title":"HTML5Rocks"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/position","title":"MDN article"},{"url":"http://docs.webplatform.org/wiki/css/properties/position","title":"WebPlatform Docs"},{"url":"https://github.com/filamentgroup/fixed-sticky","title":"Polyfill"},{"url":"https://github.com/wilddeer/stickyfill","title":"Another polyfill"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n d #1","27":"n d #1","28":"n d #1","29":"n d #1","30":"n d #1","31":"n d #1","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n d #2","24":"n d #2","25":"n d #2","26":"n d #2","27":"n d #2","28":"n d #2","29":"n d #2","30":"n d #2","31":"n d #2","32":"n d #2","33":"n d #2","34":"n d #2","35":"n d #2","36":"n d #2","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y x","9.1":"y x","TP":"y x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Can be enabled in Firefox by setting the about:config preference layout.css.sticky.enabled to true","2":"Enabled in Chrome 23-36 through the \"experimental Web Platform features\" flag in chrome://flags (removed in 37+)"},"usage_perc_y":18.04,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"positionsticky","chrome_id":"6190250464378880","firefox_id":"","webkit_id":"feature-position:-sticky"},"dialog":{"title":"Dialog element","description":"Method of easily creating custom dialog boxes to display to the user with modal or non-modal options. Also includes a `::backdrop` pseudo-element for behind the element.","spec":"https://html.spec.whatwg.org/multipage/forms.html#the-dialog-element","status":"ls","links":[{"url":"https://github.com/GoogleChrome/dialog-polyfill","title":"Polyfill"}],"categories":["DOM","HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n d #1","33":"n d #1","34":"n d #1","35":"n d #1","36":"n d #1","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n d #2","20":"n d #2","21":"n d #2","22":"n d #2","23":"n d #2","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Enabled through the \"Experimental Web Platform features\" flag in `chrome://flags`","2":"Enabled through the \"Experimental Web Platform features\" flag in `opera://flags`"},"usage_perc_y":47.35,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"HTMLDialogElement,showModal,backdrop","ie_id":"dialogelementformodals","chrome_id":"5770237022568448","firefox_id":"","webkit_id":""},"css-variables":{"title":"CSS Variables (Custom Properties)","description":"Permits the declaration and usage of cascading variables in stylesheets.","spec":"https://drafts.csswg.org/css-variables/","status":"wd","links":[{"url":"https://hacks.mozilla.org/2013/12/css-variables-in-firefox-nightly/","title":"Mozilla hacks article (older syntax)"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/Using_CSS_variables","title":"MDN article"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n d #1","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n d #1","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Enabled through the \"Experimental Web Platform features\" flag in `chrome://flags`"},"usage_perc_y":57.87,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"css variables,custom properties","ie_id":"cssvariables","chrome_id":"6401356696911872","firefox_id":"css-variables","webkit_id":"specification-css-variables"},"vibration":{"title":"Vibration API","description":"Method to access the vibration mechanism of the hosting device.","spec":"http://www.w3.org/TR/vibration/","status":"rec","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/Guide/API/Vibration","title":"MDN article"},{"url":"http://davidwalsh.name/vibration-api","title":"Vibration API sample code & demo"},{"url":"http://code.tutsplus.com/tutorials/html5-vibration-api--mobile-22585","title":"Tuts+ article"},{"url":"http://aurelio.audero.it/demo/vibration-api-demo.html","title":"Demo"},{"url":"http://www.illyism.com/journal/vibration-api","title":"Article and Usage Examples"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":67.95,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"vibration,mobile,device","ie_id":"vibrationapi","chrome_id":"5698768766763008","firefox_id":"vibration","webkit_id":""},"css-backgroundblendmode":{"title":"CSS background-blend-mode","description":"Allows blending between CSS background images, gradients, and colors.","spec":"http://www.w3.org/TR/compositing-1/#propdef-background-blend-mode","status":"cr","links":[{"url":"http://codepen.io/bennettfeely/pen/rxoAc","title":"codepen example"},{"url":"https://medium.com/web-design-technique/6b51bf53743a","title":"Blog post"},{"url":"http://bennettfeely.com/gradients","title":"Demo"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"a #2","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"a #1","8":"a #1","9":"a #1","9.1":"a #1","TP":"a #1"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"a #2","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"a #1","8.1-8.4":"a #1","9.0-9.2":"a #1","9.3":"a #1"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a #2"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial in Safari refers to not supporting the `hue`, `saturation`, `color`, and `luminosity` blend modes.","2":"Chrome 46 has some [serious bugs](https://code.google.com/p/chromium/issues/detail?id=543583) with multiply, difference, and exclusion blend modes"},"usage_perc_y":55.06,"usage_perc_a":10.15,"ucprefix":false,"parent":"","keywords":"css blend modes,css blending modes,blending,multiply,screen,background","ie_id":"","chrome_id":"5768037999312896","firefox_id":"","webkit_id":""},"css-mixblendmode":{"title":"Blending of HTML/SVG elements","description":"Allows blending between arbitrary SVG and HTML elements","spec":"http://www.w3.org/TR/compositing-1/#mix-blend-mode","status":"cr","links":[{"url":"http://codepen.io/bennettfeely/pen/csjzd","title":"codepen example"},{"url":"http://css-tricks.com/basics-css-blend-modes/","title":"Blog post"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n d #1","30":"n d #1","31":"n d #1","32":"n d #1","33":"n d #1","34":"n d #1","35":"n d #1","36":"n d #1","37":"n d #1","38":"n d #1","39":"n d #1","40":"n d #1","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"a #2","8":"a #2","9":"a #2","9.1":"a #2","TP":"a #2"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"a #2","8.1-8.4":"a #2","9.0-9.2":"a #2","9.3":"a #2"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Enabled in Chrome through the \"experimental Web Platform features\" flag in chrome://flags","2":"Partial in Safari refers to not supporting the `hue`, `saturation`, `color`, and `luminosity` blend modes."},"usage_perc_y":54.7,"usage_perc_a":9.88,"ucprefix":false,"parent":"","keywords":"mix-blend-mode,css blend modes,css blending modes","ie_id":"mixblendmode","chrome_id":"6362616360337408","firefox_id":"","webkit_id":""},"speech-recognition":{"title":"Speech Recognition API","description":"Method to provide speech input in a web browser.","spec":"https://dvcs.w3.org/hg/speech-api/raw-file/tip/speechapi.html#speechreco-section","status":"unoff","links":[{"url":"http://updates.html5rocks.com/2013/01/Voice-Driven-Web-Apps-Introduction-to-the-Web-Speech-API","title":"HTML5Rocks article"},{"url":"http://www.sitepoint.com/introducing-web-speech-api/","title":"SitePoint article"},{"url":"http://aurelio.audero.it/demo/web-speech-api-demo.html","title":"Demo"},{"url":"http://zenorocha.github.io/voice-elements/#recognition-element","title":"Advanced demo and resource"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n d #2","23":"n d #2","24":"n d #2","25":"n d #2","26":"n d #2","27":"n d #2","28":"n d #2","29":"n d #2","30":"n d #2","31":"n d #2","32":"n d #2","33":"n d #2","34":"n d #2","35":"n d #2","36":"n d #2","37":"n d #2","38":"n d #2","39":"n d #2","40":"n d #2","41":"n d #2","42":"n d #2","43":"n d #2","44":"n d #2","45":"n d #2","46":"n d #2","47":"n d #2","48":"n d #2","49":"n d #2"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"a x #1","26":"a x #1","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1","40":"a x #1","41":"a x #1","42":"a x #1","43":"a x #1","44":"a x #1","45":"a x #1","46":"a x #1","47":"a x #1","48":"a x #1","49":"a x #1","50":"a x #1","51":"a x #1","52":"a x #1","53":"a x #1"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"a x #1"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support refers to some attributes missing.","2":"Supported in Firefox in about:config using the `media.webspeech.recognition.enable` flag."},"usage_perc_y":0,"usage_perc_a":48.63,"ucprefix":false,"parent":"","keywords":"#web-speech,speech,recognition,ASR","ie_id":"webspeechapiinput","chrome_id":"5908775487668224","firefox_id":"","webkit_id":""},"high-resolution-time":{"title":"High Resolution Time API","description":"Method to provide the current time in sub-millisecond resolution and such that it is not subject to system clock skew or adjustments. Called using `performance.now()`","spec":"http://www.w3.org/TR/hr-time/","status":"rec","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Performance.now()","title":"MDN article"},{"url":"http://updates.html5rocks.com/2012/08/When-milliseconds-are-not-enough-performance-now","title":"HTML5Rocks article"},{"url":"http://www.sitepoint.com/discovering-the-high-resolution-time-api/","title":"SitePoint article"},{"url":"http://aurelio.audero.it/demo/high-resolution-time-api-demo.html","title":"Demo"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"y x","21":"y x","22":"y x","23":"y x","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"y","8.1-8.4":"n","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":85.9,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"performance,now,testing","ie_id":"highresolutiontime","chrome_id":"5349124069130240","firefox_id":"","webkit_id":""},"battery-status":{"title":"Battery Status API","description":"Method to provide information about the battery status of the hosting device.","spec":"http://www.w3.org/TR/battery-status/","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/WebAPI/Battery_Status","title":"MDN Docs"},{"url":"http://www.smartjava.org/examples/webapi-battery/","title":"Simple demo"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"a x #1","11":"a x #1","12":"a x #1","13":"a x #1","14":"a x #1","15":"a x #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"a #1","40":"a #1","41":"a #1","42":"a #1","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n d","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"a #1"}},"notes":"","notes_by_num":{"1":"Partial support refers to support for the older specification's `navigator.battery` rather than `navigator.getBattery()` to access the `BatteryManager`."},"usage_perc_y":54.11,"usage_perc_a":10.55,"ucprefix":false,"parent":"","keywords":"navigator.battery,navigator.getbattery,batterymanager","ie_id":"batterystatusapi","chrome_id":"4537134732017664","firefox_id":"","webkit_id":""},"serviceworkers":{"title":"Service Workers","description":"Method that enables applications to take advantage of persistent background processing, including hooks to enable bootstrapping of web applications while offline.","spec":"https://slightlyoff.github.io/ServiceWorker/spec/service_worker/","status":"wd","links":[{"url":"http://www.html5rocks.com/en/tutorials/service-worker/introduction/","title":"HTML5Rocks article (introduction)"},{"url":"https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker_API","title":"MDN article"},{"url":"https://jakearchibald.github.io/isserviceworkerready/resources.html","title":"List of various resources"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n d #1","34":"n d #1","35":"n d #1","36":"n d #1","37":"n d #1","38":"n d #1","39":"n d #1","40":"n d #1","41":"n d #1","42":"n d #1","43":"n d #1","44":"a","45":"a","46":"a","47":"a","48":"a","49":"a"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"a","41":"a","42":"a","43":"a","44":"a","45":"a","46":"a","47":"a","48":"a","49":"a","50":"a","51":"a","52":"a","53":"a"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"a","37":"a","38":"a","39":"a"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"a"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a"},"and_chr":{"50":"a"},"and_ff":{"46":"a"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"Details on partial support can be found on [is ServiceWorker Ready?](https://jakearchibald.github.io/isserviceworkerready/)","notes_by_num":{"1":"Partial support can be enabled in Firefox with the `dom.serviceWorkers.enabled` flag."},"usage_perc_y":0,"usage_perc_a":53.61,"ucprefix":false,"parent":"","keywords":"","ie_id":"serviceworker","chrome_id":"6561526227927040","firefox_id":"service-worker","webkit_id":"specification-service-workers"},"text-decoration":{"title":"text-decoration styling","description":"Method of defining the type, style and color of lines in the text-decoration property. These can be defined as shorthand (e.g. `text-decoration: line-through dashed blue`) or as single properties (e.g. `text-decoration-color: blue`)","spec":"http://www.w3.org/TR/css-text-decor-3/#line-decoration","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/text-decoration-style","title":"MDN Documentation for text-decoration-style"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/text-decoration-color","title":"MDN Documentation for text-decoration-color"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/text-decoration-line","title":"MDN Documentation for text-decoration-line"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6514536-text-decoration-styling","title":"Microsoft Edge feature request on UserVoice"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n x d #1","27":"n x d #1","28":"n x d #1","29":"n x d #1","30":"n x d #1","31":"n x d #1","32":"n x d #1","33":"n x d #1","34":"n x d #1","35":"n x d #1","36":"n x d #1","37":"n x d #1","38":"n x d #1","39":"n x d #1","40":"n x d #1","41":"n x d #1","42":"n x d #1","43":"n x d #1","44":"n x d #1","45":"n x d #1","46":"n x d #1","47":"n x d #1","48":"n x d #1","49":"n x d #1","50":"n x d #1","51":"n x d #1","52":"n x d #1","53":"n x d #1"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"a x #2","8":"a x #2","9":"a x #2","9.1":"a x #2","TP":"a x #2"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n x d #1","36":"n x d #1","37":"n x d #1","38":"n x d #1","39":"n x d #1"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"a x #2","8.1-8.4":"a x #2","9.0-9.2":"a x #2","9.3":"a x #2"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n x d #1"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"All browsers support the CSS2 version of `text-decoration`, which matches only the `text-decoration-line` values (`underline`, etc.)","notes_by_num":{"1":"Enabled in Chrome through the \"experimental Web Platform features\" flag in chrome://flags","2":"Partial support in Safari refers to not supporting the text-decoration-style property."},"usage_perc_y":8.28,"usage_perc_a":9.88,"ucprefix":false,"parent":"","keywords":"text-decoration-line,text-decoration-style,text-decoration-color","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"iframe-srcdoc":{"title":"srcdoc attribute for iframes","description":"Override the content specified in the `src` attribute (if present) with HTML content within the attribute.","spec":"https://html.spec.whatwg.org/multipage/embedded-content.html#attr-iframe-srcdoc","status":"ls","links":[{"url":"https://docs.webplatform.org/wiki/html/elements/iframe","title":"WebPlatform Docs"},{"url":"https://developer.mozilla.org/en-US/docs/Web/HTML/Element/iframe","title":"MDN Docs"},{"url":"https://github.com/jugglinmike/srcdoc-polyfill","title":"Srcdoc Polyfill"},{"url":"https://bocoup.com/weblog/third-party-javascript-development-future/","title":"Article"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p"},"edge":{"12":"p","13":"p","14":"p"},"firefox":{"2":"n","3":"p","3.5":"p","3.6":"p","4":"p","5":"p","6":"p","7":"p","8":"p","9":"p","10":"p","11":"p","12":"p","13":"p","14":"p","15":"p","16":"p","17":"p","18":"p","19":"p","20":"p","21":"p","22":"p","23":"p","24":"p","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"p","15":"p","16":"p","17":"p","18":"p","19":"p","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"p","5":"p","5.1":"p","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"p","11.5":"p","11.6":"p","12":"p","12.1":"p","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"p","4.2-4.3":"p","5.0-5.1":"p","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"p","2.2":"p","2.3":"p","3":"p","4":"p","4.1":"p","4.2-4.3":"p","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"p","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"p","11.5":"p","12":"p","12.1":"p","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"p","11":"p"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":78.91,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"iframesrcdocattribute","chrome_id":"5222955109842944","firefox_id":"","webkit_id":""},"speech-synthesis":{"title":"Speech Synthesis API","description":"A web API for controlling a text-to-speech output.","spec":"https://dvcs.w3.org/hg/speech-api/raw-file/tip/speechapi.html#tts-section","status":"unoff","links":[{"url":"http://updates.html5rocks.com/2014/01/Web-apps-that-talk---Introduction-to-the-Speech-Synthesis-API","title":"HTML5Rocks article"},{"url":"http://www.sitepoint.com/talking-web-pages-and-the-speech-synthesis-api/","title":"SitePoint article"},{"url":"http://aurelio.audero.it/demo/speech-synthesis-api-demo.html","title":"Demo"},{"url":"http://zenorocha.github.io/voice-elements/","title":"Advanced demo and resource"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n d #1","32":"n d #1","33":"n d #1","34":"n d #1","35":"n d #1","36":"n d #1","37":"n d #1","38":"n d #1","39":"n d #1","40":"n d #1","41":"n d #1","42":"n d #1","43":"n d #1","44":"n d #1","45":"n d #1","46":"n d #1","47":"n d #1","48":"n d #1","49":"n d #1"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Can be enabled in Firefox using the `media.webspeech.synth.enabled` about:config flag."},"usage_perc_y":57.79,"usage_perc_a":0,"ucprefix":false,"parent":"web-speech","keywords":"speech,synthesis,speechSynthesis,TTS,SpeechSynthesisUtterance,","ie_id":"webspeechapisynthesis","chrome_id":"4782875580825600","firefox_id":"webspeech-synthesis","webkit_id":""},"user-timing":{"title":"User Timing API","description":"Method to help web developers measure the performance of their applications by giving them access to high precision timestamps.","spec":"http://www.w3.org/TR/user-timing/","status":"rec","links":[{"url":"http://www.sitepoint.com/discovering-user-timing-api/","title":"SitePoint article"},{"url":"http://www.html5rocks.com/en/tutorials/webperformance/usertiming/","title":"HTML5Rocks article"},{"url":"https://gist.github.com/pmeenan/5902672","title":"Polyfill"},{"url":"http://aurelio.audero.it/demo/user-timing-api-demo.html","title":"Demo"},{"url":"https://github.com/nicjansma/usertiming.js","title":"UserTiming.js polyfill"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":66.69,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"performance,testing,mark,measure","ie_id":"usertimingapi","chrome_id":"5066549580791808","firefox_id":"","webkit_id":""},"srcset":{"title":"Srcset attribute","description":"Allows authors to define various image resources and \"hints\" that assist a user agent to determine the most appropriate image source to display (e.g. high-resolution displays, small monitors, etc).","spec":"https://html.spec.whatwg.org/multipage/embedded-content.html#attr-img-srcset","status":"ls","links":[{"url":"https://www.webkit.org/blog/2910/improved-support-for-high-resolution-displays-with-the-srcset-image-attribute/","title":"Improved support for high-resolution displays with the srcset image attribute"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"a #2","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n d #1","33":"n d #1","34":"n d #1","35":"n d #1","36":"n d #1","37":"n d #1","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"a #2","35":"a #2","36":"a #2","37":"a #2","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"a #2","8":"a #2","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"a #2","22":"a #2","23":"a #2","24":"a #2","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"a #2","8.1-8.4":"a #2","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Can be enabled in Firefox by setting the about:config preference dom.image.srcset.enabled to true","2":"Supports the subset of the syntax for resolution switching (using the `x` descriptor), but not the full syntax that can be used with `sizes` (using the `w` descriptor)."},"usage_perc_y":64.78,"usage_perc_a":1.36,"ucprefix":false,"parent":"","keywords":"","ie_id":"imgsrcset","chrome_id":"4644337115725824","firefox_id":"","webkit_id":"feature-srcset-w-descriptor-and-related-sizes-attribute,feature-srcset-x-descriptor"},"ambient-light":{"title":"Ambient Light API","description":"Defines events that provide information about the ambient light level, as measured by a device's light sensor.","spec":"http://www.w3.org/TR/ambient-light/","status":"cr","links":[{"url":"http://aurelio.audero.it/demo/ambient-light-api-demo.html","title":"Demo"},{"url":"http://modernweb.com/2014/05/27/introduction-to-the-ambient-light-api/","title":"Article"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"a #1","40":"a #1","41":"a #1","42":"a #1","43":"a #1","44":"a #1","45":"a #1","46":"a #1","47":"a #1","48":"a #1","49":"a #1"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support in desktop Firefox refers to support being limited to Mac OS X. [Support for Windows 7 is in progress](https://bugzilla.mozilla.org/show_bug.cgi?id=754199)"},"usage_perc_y":0.04,"usage_perc_a":7.98,"ucprefix":false,"parent":"","keywords":"","ie_id":"ambientlightevents","chrome_id":"5298357018820608","firefox_id":"","webkit_id":""},"will-change":{"title":"CSS will-change property","description":"Method of optimizing animations by informing the browser which elements will change and what properties will change.","spec":"http://dev.w3.org/csswg/css-will-change/","status":"wd","links":[{"url":"https://dev.opera.com/articles/css-will-change-property/","title":"Detailed article"},{"url":"http://aerotwist.com/blog/bye-bye-layer-hacks/","title":"Blog post"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n d #1","30":"n d #1","31":"n d #1","32":"n d #1","33":"n d #1","34":"n d #1","35":"n d #1","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Supported in Firefox behind the `layout.css.will-change.enabled` flag"},"usage_perc_y":61.14,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"scroll-position","ie_id":"csswillchange","chrome_id":"5954199330226176","firefox_id":"","webkit_id":"specification-css-will-change"},"css-shapes":{"title":"CSS Shapes Level 1","description":"Allows geometric shapes to be set in CSS to define an area for text to flow around.","spec":"http://www.w3.org/TR/css-shapes/","status":"cr","links":[{"url":"http://html.adobe.com/webplatform/layout/shapes/","title":"Adobe demos and samples"},{"url":"http://html.adobe.com/webplatform/layout/shapes/browser-support/","title":"CSS shapes support test by Adobe"},{"url":"http://alistapart.com/article/css-shapes-101","title":"A List Apart article"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1040714","title":"Firefox tracking bug"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n d #1","35":"n d #1","36":"n d #1","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"y x","8":"y x","9":"y x","9.1":"y x","TP":"y x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"y x","8.1-8.4":"y x","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Enabled in Chrome through the \"experimental Web Platform features\" flag in chrome://flags"},"usage_perc_y":57.23,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"circle,ellipse,polygon,inset,shape-outside,shape-inside","ie_id":"shapes","chrome_id":"5163890719588352","firefox_id":"css-shapes","webkit_id":"feature-css-shapes-level-1"},"domcontentloaded":{"title":"DOMContentLoaded","description":"JavaScript event that fires when the DOM is loaded, but before all page assets are loaded (CSS, images, etc.).","spec":"https://html.spec.whatwg.org/multipage/syntax.html#stop-parsing","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/Reference/Events/DOMContentLoaded","title":"MDN: DOMContentLoaded"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":94.63,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"dom,domready,onload,contentloaded,document","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"proximity":{"title":"Proximity API","description":"Defines events that provide information about the distance between a device and an object, as measured by a proximity sensor.","spec":"http://www.w3.org/TR/proximity/","status":"cr","links":[{"url":"http://aurelio.audero.it/demo/proximity-api-demo.html","title":"Demo"},{"url":"http://www.sitepoint.com/introducing-proximity-api/","title":"SitePoint article"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":8.14,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"kerning-pairs-ligatures":{"title":"Improved kerning pairs & ligatures","description":"Currently non-standard method of improving kerning pairs & ligatures using `text-rendering: optimizeLegibility`.","spec":"http://www.w3.org/TR/SVG11/painting.html#TextRenderingProperty","status":"unoff","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/text-rendering","title":"MDN article"},{"url":"http://css-tricks.com/almanac/properties/t/text-rendering/","title":"CSS Tricks article"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"a #1","4":"a #1","4.1":"a #1","4.2-4.3":"a #1","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Partial support in Android browser versions is due to a serious bug where `text-rendering: optimizeLegibility` causes custom web fonts to not render."},"usage_perc_y":79.64,"usage_perc_a":1.21,"ucprefix":false,"parent":"","keywords":"optimizeLegibility,optimizeSpeed,geometricPrecision","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"iframe-seamless":{"title":"seamless attribute for iframes","description":"The seamless attribute makes an iframe's contents actually part of a page, and adopts the styles from its hosting page. The attribute has been [removed from the current specification](https://github.com/whatwg/html/issues/331). ","spec":"https://www.w3.org/TR/html51/semantics.html#attr-iframe-seamless","status":"unoff","links":[{"url":"https://github.com/ornj/seamless-polyfill","title":"Experimental polyfill"},{"url":"http://labs.ft.com/2013/01/seamless-iframes-not-quite-seamless/","title":"Article"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=631218","title":"Bug on Firefox support"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"u","48":"u","49":"u"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n d","21":"n d","22":"n d","23":"n d","24":"n d","25":"n d","26":"n d","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n #1","7.1":"n #1","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n #1","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"Chrome 20-26 had partial support behind a flag, though this was [later removed](http://crbug.com/229421).","notes_by_num":{"1":"Hides the border of seamless iframes and recognizes the 'seamless' DOM property, but does not provide actual support."},"usage_perc_y":9.17,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"iframeseamlessattribute","chrome_id":"6630329993396224","firefox_id":"","webkit_id":""},"css-image-orientation":{"title":"CSS3 image-orientation","description":"CSS property used generally to fix the intended orientation of an image. This can be done using 90 degree increments or based on the image's EXIF data using the \"from-image\" value.","spec":"http://www.w3.org/TR/css3-images/#image-orientation","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/image-orientation","title":"MDN article"},{"url":"http://sethfowler.org/blog/2013/09/13/new-in-firefox-26-css-image-orientation/","title":"Blog post"},{"url":"http://jsbin.com/EXUTolo/4","title":"Demo (Chinese)"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"a #1","4.0-4.1":"a #1","4.2-4.3":"a #1","5.0-5.1":"a #1","6.0-6.1":"a #1","7.0-7.1":"a #1","8":"a #1","8.1-8.4":"a #1","9.0-9.2":"a #1","9.3":"a #1"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"Opening the image in a new tab in Chrome results in the image shown in the orientation according to the EXIF data.","notes_by_num":{"1":"Partial support in iOS refers to the browser using EXIF data by default, though it does not actually support the property."},"usage_perc_y":7.92,"usage_perc_a":8.11,"ucprefix":false,"parent":"","keywords":"image-orientation,from-image,flip","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"picture":{"title":"Picture element","description":"A responsive images method to control which image resource a user agent presents to a user, based on resolution, media query and/or support for a particular image format","spec":"https://html.spec.whatwg.org/multipage/embedded-content.html#the-picture-element","status":"ls","links":[{"url":"http://responsiveimages.org/demos/","title":"Demo"},{"url":"http://code.tutsplus.com/tutorials/better-responsive-images-with-the-picture-element--net-36583","title":"Tutorial"},{"url":"http://usecases.responsiveimages.org/","title":"Read about the use cases"},{"url":"http://responsiveimages.org/","title":"General information about Responsive Images"},{"url":"https://dev.opera.com/articles/responsive-images/","title":"Blog post on usage"},{"url":"http://www.html5rocks.com/tutorials/responsive/picture-element/","title":"HTML5 Rocks tutorial"},{"url":"https://github.com/scottjehl/picturefill","title":"Picturefill - polyfill for picture, srcset, sizes, and more"}],"categories":["DOM","HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n d #3","35":"n d #3","36":"n d #3","37":"n d #3","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n d #1","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n d #2","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Enabled in Chrome through the \"experimental Web Platform features\" flag in chrome://flags","2":"Enabled in Opera through the \"experimental Web Platform features\" flag in opera://flags","3":"Enabled in Firefox by setting the about:config preference dom.image.picture.enable to true"},"usage_perc_y":61.98,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"<picture>","ie_id":"pictureelement","chrome_id":"5910974510923776","firefox_id":"","webkit_id":"feature-picture-element"},"woff2":{"title":"WOFF 2.0 - Web Open Font Format","description":"TrueType/OpenType font that provides better compression than WOFF 1.0.","spec":"http://www.w3.org/TR/WOFF2/","status":"wd","links":[{"url":"https://gist.github.com/sergejmueller/cf6b4f2133bcb3e2f64a","title":"Basics about WOFF 2.0"},{"url":"http://everythingfonts.com/ttf-to-woff2","title":"WOFF 2.0 converter"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"Supported in WebKit Nightly","notes_by_num":{"1":"[Edge 'In Development'](https://developer.microsoft.com/en-us/microsoft-edge/platform/status/wofffileformat20), landing version is unknown."},"usage_perc_y":54.65,"usage_perc_a":0,"ucprefix":false,"parent":"fontface","keywords":"woff, fontface, webfonts","ie_id":"wofffileformat20","chrome_id":"6718644721549312","firefox_id":"","webkit_id":"specification-woff-file-format-2.0"},"text-size-adjust":{"title":"CSS text-size-adjust","description":"On mobile devices, the text-size-adjust CSS property allows Web authors to control if and how the text-inflating algorithm is applied to the textual content of the element it is applied to.","spec":"http://dev.w3.org/csswg/css-size-adjust/","status":"unoff","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/text-size-adjust","title":"MDN Docs"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n #2","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n #2","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y x","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"y x"},"ie_mob":{"10":"y x #1","11":"y x #1"},"and_uc":{"9.9":"y x"}},"notes":"","notes_by_num":{"1":"If the viewport size is set using a `<meta>` element, the `-ms-text-size-adjust` property is ignored. See [MSDN](https://msdn.microsoft.com/en-us/library/ie/dn793579%28v=vs.85%29.aspx)","2":"Old versions of WebKit-based desktop browsers (Chrome<27, Safari<6) [suffer from a bug](https://bugs.webkit.org/show_bug.cgi?id=56543) where if `-webkit-text-size-adjust` is explicitly set to `none`, instead of ignoring the property, the browsers will prevent the user from zooming in or out on the webpage."},"usage_perc_y":18.06,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"web-animation":{"title":"Web Animations API","description":"Lets you create animations that are run in the browser and as well as inspect and manipulate animations created through declarative means like CSS.","spec":"http://w3c.github.io/web-animations/","status":"wd","links":[{"url":"http://updates.html5rocks.com/2014/05/Web-Animations---element-animate-is-now-in-Chrome-36","title":"HTML5 Rocks"},{"url":"http://updates.html5rocks.com/2013/12/New-Web-Animations-engine-in-Blink-drives-CSS-Animations-Transitions","title":"HTML5 Rocks"},{"url":"https://birtles.github.io/areweanimatedyet/","title":"Current Firefox status"},{"url":"https://github.com/web-animations/web-animations-js","title":"Polyfill"}],"categories":["DOM","JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"a d #3","34":"a d #3","35":"a d #3","36":"a d #3","37":"a d #3","38":"a d #3","39":"a d #3","40":"a d #3","41":"a d #3","42":"a d #3","43":"a d #3","44":"a d #3","45":"a d #3","46":"a d #3","47":"a #3","48":"a #3","49":"a #3"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"a #1","37":"a #1","38":"a #1","39":"a #2","40":"a #2","41":"a #2","42":"a #2","43":"a #2","44":"a #2","45":"a #2","46":"a #2","47":"a #2","48":"a #2","49":"a #2","50":"a #2","51":"a #2","52":"a #2","53":"a #2"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"a #1","24":"a #1","25":"a #1","26":"a #2","27":"a #2","28":"a #2","29":"a #2","30":"a #2","31":"a #2","32":"a #2","33":"a #2","34":"a #2","35":"a #2","36":"a #2","37":"a #2","38":"a #2","39":"a #2"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"a #1"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a #1"},"and_chr":{"50":"a #1"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support refers to basic support of `element.animate()`","2":"Partial support refers to basic support of `element.animate()` and [playback control of AnimationPlayer](https://www.chromestatus.com/features/5633748733263872)","3":"Partial support in Firefox is detailed in [Are we animated yet?](https://birtles.github.io/areweanimatedyet/)"},"usage_perc_y":0,"usage_perc_a":55.09,"ucprefix":false,"parent":"","keywords":"animate,play,pause,reverse,finish,currentTime,startTime,playbackRate,playState","ie_id":"webanimationsjavascriptapi","chrome_id":"4854343836631040,5633748733263872","firefox_id":"","webkit_id":"specification-web-animations"},"resource-timing":{"title":"Resource Timing","description":"Method to help web developers to collect complete timing information related to resources on a document.","spec":"http://www.w3.org/TR/resource-timing/","status":"cr","links":[{"url":"http://aurelio.audero.it/demo/resource-timing-api-demo.html","title":"Demo"},{"url":"http://googledevelopers.blogspot.com/2013/12/measuring-network-performance-with.html","title":"Blog post"},{"url":"http://www.sitepoint.com/introduction-resource-timing-api/","title":"SitePoint article"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n d #1","32":"n d #1","33":"n d #1","34":"n d #1","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Can be enabled in Firefox using the dom.enable_resource_timing flag"},"usage_perc_y":66.86,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"performance,testing,resource","ie_id":"resourcetimingapi","chrome_id":"5796350423728128","firefox_id":"","webkit_id":""},"custom-elements":{"title":"Custom Elements","description":"Method of defining and using new types of DOM elements in a document.","spec":"http://www.w3.org/TR/custom-elements/","status":"wd","links":[{"url":"http://w3c.github.io/webcomponents/spec/custom/","title":"W3C Editor's Draft spec (closer to current implementations)"},{"url":"http://www.polymer-project.org/platform/custom-elements.html","title":"Polymer project (polyfill & web components framework)"},{"url":"http://www.html5rocks.com/tutorials/webcomponents/customelements/","title":"HTML5Rocks - Custom Elements: defining new elements in HTML"},{"url":"https://code.google.com/p/chromium/issues/detail?id=234509","title":"Chromium tracking bug: Implement Custom Elements"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=889230","title":"Firefox tracking bug: Implement Custom Elements (from Web Components)"},{"url":"http://status.modern.ie/customelements","title":"IE Web Platform Status and Roadmap: Custom Elements"},{"url":"https://github.com/WebReflection/document-register-element","title":"document.registerElement polyfill in 3KB minified & gzipped"}],"categories":["DOM","HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"p","11":"p"},"edge":{"12":"p","13":"p","14":"p"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n d #1","24":"n d #1","25":"n d #1","26":"n d #1","27":"n d #1","28":"n d #1","29":"n d #1","30":"p d #1","31":"p d #1","32":"p d #1","33":"p d #1","34":"p d #1","35":"p d #1","36":"p d #1","37":"p d #1","38":"p d #1","39":"p d #1","40":"p d #1","41":"p d #1","42":"p d #1","43":"p d #1","44":"p d #1","45":"p d #1","46":"p d #1","47":"p d #1","48":"p d #1","49":"p d #1"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n d","28":"n d","29":"n d","30":"n d","31":"n d","32":"n d","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"p","6.1":"p","7":"p","7.1":"p","8":"p","9":"p","9.1":"p","TP":"p"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n d","16":"n d","17":"n d","18":"n d","19":"n d","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"p","8":"p","8.1-8.4":"p","9.0-9.2":"p","9.3":"p"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"p d #1"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Enabled through the \"dom.webcomponents.enabled\" preference in about:config"},"usage_perc_y":48.6,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"web components,registerElement","ie_id":"customelements","chrome_id":"4642138092470272","firefox_id":"custom-elements","webkit_id":"feature-custom-elements"},"imports":{"title":"HTML Imports","description":"Method of including and reusing HTML documents in other HTML documents.","spec":"http://www.w3.org/TR/html-imports/","status":"wd","links":[{"url":"http://www.polymer-project.org/platform/html-imports.html","title":"Polymer project (polyfill & web components framework)"},{"url":"http://www.html5rocks.com/tutorials/webcomponents/imports/","title":"HTML5Rocks - HTML Imports: #include for the web"},{"url":"https://code.google.com/p/chromium/issues/detail?id=240592","title":"Chromium tracking bug: Implement HTML Imports"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=877072","title":"Firefox tracking bug: Implement HTML Imports"},{"url":"http://status.modern.ie/htmlimports","title":"IE Web Platform Status and Roadmap: HTML Imports"}],"categories":["DOM","HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"p","11":"p"},"edge":{"12":"p","13":"p","14":"p"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"p","31":"p","32":"p d #1","33":"p d #1","34":"p d #1","35":"p d #1","36":"p d #1","37":"p d #1","38":"p d #1","39":"p d #1","40":"p d #1","41":"p d #1","42":"p d #1","43":"p d #1","44":"p d #1","45":"p d #1","46":"p d #1","47":"p d #1","48":"p d #1","49":"p d #1"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n d #2","31":"n d #2","32":"n d #2","33":"n d #2","34":"n d #2","35":"p d #3","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"p","6.1":"p","7":"p","7.1":"p","8":"p","9":"p","9.1":"p","TP":"p"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n d #4","18":"n d #4","19":"n d #4","20":"n d #4","21":"n d #4","22":"p d #5","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"p","8":"p","8.1-8.4":"p","9.0-9.2":"p","9.3":"p"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"p"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Firefox [has no plans to support HTML imports](https://hacks.mozilla.org/2014/12/mozilla-and-web-components/) though for now it can be enabled through the \"dom.webcomponents.enabled\" preference in about:config","2":"Enabled through the \"Enable HTML Imports\" flag in chrome://flags","3":"Enabled through the \"Experimental Web Platform features\" flag in chrome://flags","4":"Enabled through the \"Enable HTML Imports\" flag in opera://flags","5":"Enabled through the \"Experimental Web Platform features\" flag in opera://flags"},"usage_perc_y":47.43,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"web components","ie_id":"htmlimports","chrome_id":"5144752345317376","firefox_id":"html-imports","webkit_id":"feature-html-imports"},"input-file-multiple":{"title":"Multiple file selection","description":"Allows users to select multiple files in the file picker.","spec":"https://html.spec.whatwg.org/multipage/forms.html#attr-input-multiple","status":"ls","links":[{"url":"https://code.google.com/p/chromium/issues/detail?id=348912","title":"Chrome bug (for Android)"},{"url":"http://www.raymondcamden.com/2012/2/28/Working-with-HTML5s-multiple-file-upload-support","title":"Article"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n #1"},"android":{"2.1":"n #1","2.2":"n #1","2.3":"n #1","3":"n #1","4":"n #1","4.1":"n #1","4.2-4.3":"n #1","4.4":"n #1","4.4.3-4.4.4":"n #1","50":"n #1"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n #1","11":"n #1","11.1":"n #1","11.5":"n #1","12":"n #1","12.1":"n #1","36":"n #1"},"and_chr":{"50":"a #1"},"and_ff":{"46":"n #1"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n #1"}},"notes":"","notes_by_num":{"1":"Not supported on Android 4.x and below, presumably an OS limitation. Only seems to work in Android 5.x for the Chrome browser."},"usage_perc_y":58.07,"usage_perc_a":17,"ucprefix":false,"parent":"forms","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"atob-btoa":{"title":"Base64 encoding and decoding","description":"Utility functions for of encoding and decoding strings to and from base 64: window.atob() and window.btoa().","spec":"https://html.spec.whatwg.org/multipage/webappapis.html#atob","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Window.btoa","title":"MDN article on btoa()"},{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Window.atob","title":"MDN article on atob()"},{"url":"https://github.com/davidchambers/Base64.js","title":"Polyfill"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"u","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"u","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":94.09,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"atob,btoa","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-appearance":{"title":"CSS Appearance","description":"The `appearance` property defines how elements (particularly form controls) appear by default. By setting the value to `none` the default appearance can be entirely redefined using other CSS properties.","spec":"https://drafts.csswg.org/css-ui-4/#appearance-switching","status":"wd","links":[{"url":"http://css-tricks.com/almanac/properties/a/appearance/","title":"CSS Tricks article"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"a #1 #2","13":"a #1 #2","14":"a #1 #2"},"firefox":{"2":"a x #1","3":"a x #1","3.5":"a x #1","3.6":"a x #1","4":"a x #1","5":"a x #1","6":"a x #1","7":"a x #1","8":"a x #1","9":"a x #1","10":"a x #1","11":"a x #1","12":"a x #1","13":"a x #1","14":"a x #1","15":"a x #1","16":"a x #1","17":"a x #1","18":"a x #1","19":"a x #1","20":"a x #1","21":"a x #1","22":"a x #1","23":"a x #1","24":"a x #1","25":"a x #1","26":"a x #1","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1","40":"a x #1","41":"a x #1","42":"a x #1","43":"a x #1","44":"a x #1","45":"a x #1","46":"a x #1","47":"a x #1","48":"a x #1","49":"a x #1"},"chrome":{"4":"a x #1","5":"a x #1","6":"a x #1","7":"a x #1","8":"a x #1","9":"a x #1","10":"a x #1","11":"a x #1","12":"a x #1","13":"a x #1","14":"a x #1","15":"a x #1","16":"a x #1","17":"a x #1","18":"a x #1","19":"a x #1","20":"a x #1","21":"a x #1","22":"a x #1","23":"a x #1","24":"a x #1","25":"a x #1","26":"a x #1","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1","40":"a x #1","41":"a x #1","42":"a x #1","43":"a x #1","44":"a x #1","45":"a x #1","46":"a x #1","47":"a x #1","48":"a x #1","49":"a x #1","50":"a x #1","51":"a x #1","52":"a x #1","53":"a x #1"},"safari":{"3.1":"a x #1","3.2":"a x #1","4":"a x #1","5":"a x #1","5.1":"a x #1","6":"a x #1","6.1":"a x #1","7":"a x #1","7.1":"a x #1","8":"a x #1","9":"a x #1","9.1":"a x #1","TP":"a x #1"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"a x #1","16":"a x #1","17":"a x #1","18":"a x #1","19":"a x #1","20":"a x #1","21":"a x #1","22":"a x #1","23":"a x #1","24":"a x #1","25":"a x #1","26":"a x #1","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1"},"ios_saf":{"3.2":"a x #1","4.0-4.1":"a x #1","4.2-4.3":"a x #1","5.0-5.1":"a x #1","6.0-6.1":"a x #1","7.0-7.1":"a x #1","8":"a x #1","8.1-8.4":"a x #1","9.0-9.2":"a x #1","9.3":"a x #1"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"a x #1","2.2":"a x #1","2.3":"a x #1","3":"a x #1","4":"a x #1","4.1":"a x #1","4.2-4.3":"a x #1","4.4":"a x #1","4.4.3-4.4.4":"a x #1","50":"a x #1"},"bb":{"7":"a x #1","10":"a x #1"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a x #1"},"and_chr":{"50":"a x #1"},"and_ff":{"46":"a x #1"},"ie_mob":{"10":"n","11":"a #1 #2"},"and_uc":{"9.9":"a x #1"}},"notes":"","notes_by_num":{"1":"The appearance property is supported with the `none` value, but not `auto`. Webkit, Blink, and Gecko browsers also support additional vendor specific values.","2":"Microsoft Edge and IE Mobile support this property with the `-webkit-` prefix, rather than `-ms-` for interop reasons."},"usage_perc_y":0,"usage_perc_a":82.63,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"objectrtc":{"title":"Object RTC (ORTC) API for WebRTC","description":"Enables mobile endpoints to talk to servers and web browsers with Real-Time Communications (RTC) capabilities via native and simple JavaScript APIs","spec":"https://www.w3.org/community/ortc/","status":"other","links":[{"url":"http://blogs.msdn.com/b/ie/archive/2014/10/27/bringing-interoperable-real-time-communications-to-the-web.aspx","title":"Bringing Interoperable Real-Time Communications to the Web"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n #1"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"ORTC is often dubbed WebRTC 1.1. It is possible to make ORTC communicate with WebRTC 1.0 endpoints. See [WebRTC 1.0](http://caniuse.com/#feat=rtcpeerconnection) for support details for that API.","notes_by_num":{},"usage_perc_y":1.09,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"RTC,WebRTC,ORTC,ObjectRTC,RTCIceTransport,RTCIceGatherer,RTCRtpSender,RTCRtpReceiver,Real Time,video,webcam","ie_id":"webrtcobjectrtcapi","chrome_id":"","firefox_id":"","webkit_id":""},"css-background-offsets":{"title":"CSS background-position edge offsets","description":"Allows CSS background images to be positioned relative to the specified edge using the 3 to 4 value syntax. For example: `background-position: right 5px bottom 5px;` for positioning 5px from the bottom-right corner.","spec":"http://www.w3.org/TR/css3-background/#background-position","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/background-position","title":"MDN article on background-position"},{"url":"http://briantree.se/quick-tip-06-use-four-value-syntax-properly-position-background-images/","title":"Basic information"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":83.33,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"4 value syntax","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-supports-api":{"title":"CSS.supports() API","description":"The CSS.supports() static methods returns a Boolean value indicating if the browser supports a given CSS feature, or not.","spec":"http://dev.w3.org/csswg/css-conditional/#the-css-interface","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/CSS.supports","title":"MDN Docs"},{"url":"http://jsbin.com/rimevilotari/1/edit","title":"Demo (Chinese)"},{"url":"https://dev.opera.com/articles/native-css-feature-detection/","title":"Native CSS Feature Detection via the @supports Rule"},{"url":"http://davidwalsh.name/css-supports","title":"CSS @supports"},{"url":"http://blog.csdn.net/hfahe/article/details/8619480","title":"Article (Chinese)"}],"categories":["DOM","JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n d","21":"n d","22":"n d","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"y #1","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"See also [@supports in CSS](#feat=css-featurequeries)\r\n\r\nSee the [WebKit Bug](http://trac.webkit.org/changeset/142739) for status in Safari","notes_by_num":{"1":"Opera 12 uses a different method name('window.supportsCSS')"},"usage_perc_y":69.63,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"conditional","ie_id":"conditionalrules","chrome_id":"4993981813358592","firefox_id":"","webkit_id":""},"css-touch-action":{"title":"CSS touch-action property","description":"touch-action is a CSS property that controls filtering of gesture events, providing developers with a declarative mechanism to selectively disable touch scrolling (in one or both axes), pinch-zooming or double-tap-zooming.","spec":"http://www.w3.org/TR/pointerevents/#the-touch-action-css-property","status":"rec","links":[{"url":"http://msdn.microsoft.com/en-us/library/windows/apps/hh767313.aspx","title":"MSDN Docs"},{"url":"http://updates.html5rocks.com/2013/12/300ms-tap-delay-gone-away","title":"300ms tap delay, gone away"},{"url":"http://blogs.telerik.com/appbuilder/posts/13-11-21/what-exactly-is.....-the-300ms-click-delay","title":"What Exactly Is..... The 300ms Click Delay"},{"url":"http://thx.github.io/mobile/300ms-click-delay/","title":"What Exactly Is..... The 300ms Click Delay (Chinese)"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/touch-action","title":"Mozilla Developer Network"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=149854","title":"WebKit bug 149854: Implement touch-action: manipulation; for iOS"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=133112","title":"WebKit bug 133112: touch-action CSS property support"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y x #2","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n d #1","30":"n d #1","31":"n d #1","32":"n d #1","33":"n d #1","34":"n d #1","35":"n d #1","36":"n d #1","37":"n d #1","38":"n d #1","39":"n d #1","40":"n d #1","41":"n d #1","42":"n d #1","43":"n d #1","44":"n d #1","45":"n d #1","46":"n d #1","47":"n d #1","48":"n d #1","49":"n d #1"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"y x #2","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Supported in Firefox behind the `layout.css.touch_action.enabled` flag, Firefox for Windows 8 Touch ('Metro') enabled by default.","2":"IE10+ has already supported these property which are not in standard at present such as'pinch-zoom','double-tap-zoom','cross-slide-x','cross-slide-y'."},"usage_perc_y":61.5,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"touch action","ie_id":"csstouchaction","chrome_id":"5912074022551552","firefox_id":"","webkit_id":""},"autofocus":{"title":"Autofocus attribute","description":"Allows a form field to be immediately focused on page load.","spec":"https://html.spec.whatwg.org/multipage/forms.html#autofocusing-a-form-control:-the-autofocus-attribute","status":"ls","links":[{"url":"http://davidwalsh.name/autofocus","title":"Article on autofocus"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"n"}},"notes":"While not supported in iOS Safari, it does work in iOS WebViews.","notes_by_num":{},"usage_perc_y":71.65,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-clip-path":{"title":"CSS clip-path property","description":"Method of defining the visible region of an element using SVG or a shape definition.","spec":"http://www.w3.org/TR/css-masking-1/#the-clip-path","status":"cr","links":[{"url":"http://css-tricks.com/almanac/properties/c/clip/","title":"CSS Tricks article"},{"url":"http://codepen.io/dubrod/details/myNNyW/","title":"Codepen Example Clipping an Image with a Polygon"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"a #1","3.6":"a #1","4":"a #1","5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"a #1","40":"a #1","41":"a #1","42":"a #1","43":"a #1","44":"a #1","45":"a #1","46":"a #1","47":"a #1 #3","48":"a #1 #3","49":"a #1 #3"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"a x #2","25":"a x #2","26":"a x #2","27":"a x #2","28":"a x #2","29":"a x #2","30":"a x #2","31":"a x #2","32":"a x #2","33":"a x #2","34":"a x #2","35":"a x #2","36":"a x #2","37":"a x #2","38":"a x #2","39":"a x #2","40":"a x #2","41":"a x #2","42":"a x #2","43":"a x #2","44":"a x #2","45":"a x #2","46":"a x #2","47":"a x #2","48":"a x #2","49":"a x #2","50":"a x #2","51":"a x #2","52":"a x #2","53":"a x #2"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"a x #2","7.1":"a x #2","8":"a x #2","9":"a x #2","9.1":"a x #2","TP":"a x #2"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"a x #2","16":"a x #2","17":"a x #2","18":"a x #2","19":"a x #2","20":"a x #2","21":"a x #2","22":"a x #2","23":"a x #2","24":"a x #2","25":"a x #2","26":"a x #2","27":"a x #2","28":"a x #2","29":"a x #2","30":"a x #2","31":"a x #2","32":"a x #2","33":"a x #2","34":"a x #2","35":"a x #2","36":"a x #2","37":"a x #2","38":"a x #2","39":"a x #2"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"a x #2","8":"a x #2","8.1-8.4":"a x #2","9.0-9.2":"a x #2","9.3":"a x #2"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"a x #2","4.4.3-4.4.4":"a x #2","50":"a x #2"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a x #2"},"and_chr":{"50":"a x #2"},"and_ff":{"46":"a #1"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support refers to only supporting the `url()` syntax.","2":"Partial support refers to supporting shapes and the `url(#foo)` syntax for inline SVG, but not shapes in external SVGs.","3":"Supports shapes behind the `layout.css.clip-path-shapes.enabled` flag"},"usage_perc_y":0,"usage_perc_a":69.91,"ucprefix":false,"parent":"css-masks","keywords":"clippath","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"getrandomvalues":{"title":"crypto.getRandomValues()","description":"Method of generating cryptographically random values.","spec":"http://www.w3.org/TR/WebCryptoAPI/#RandomSource-method-getRandomValues","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/window.crypto.getRandomValues","title":"MDN article"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y x"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"y x"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":76.95,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"screen-orientation":{"title":"Screen Orientation","description":"Provides the ability to read the screen orientation state, to be informed when this state changes, and to be able to lock the screen orientation to a specific state.","spec":"http://www.w3.org/TR/screen-orientation/","status":"wd","links":[{"url":"http://aurelio.audero.it/demo/screen-orientation-api-demo.html","title":"Demo"},{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Screen.orientation","title":"MDN article"},{"url":"http://www.sitepoint.com/introducing-screen-orientation-api/","title":"SitePoint article"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"a x"},"edge":{"12":"a x","13":"a x","14":"a x"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"a x","19":"a x","20":"a x","21":"a x","22":"a x","23":"a x","24":"a x","25":"a x","26":"a x","27":"a x","28":"a x","29":"a x","30":"a x","31":"a x","32":"a x","33":"a x","34":"a x","35":"a x","36":"a x","37":"a x","38":"a x","39":"a x","40":"a x","41":"a x","42":"a x","43":"a x","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"a x"},"and_uc":{"9.9":"y"}},"notes":"Partial support refers to an [older version](http://www.w3.org/TR/2014/WD-screen-orientation-20140220/) of the draft specification, and the spec has undergone significant changes since, for example renaming the `screen.lockOrientation` method to `screen.orientation.lock`.","notes_by_num":{},"usage_perc_y":62.96,"usage_perc_a":8.63,"ucprefix":false,"parent":"","keywords":"lockorientation,unlockorientation","ie_id":"screenorientationapi","chrome_id":"6191285283061760","firefox_id":"screen-orientation","webkit_id":""},"font-loading":{"title":"CSS Font Loading","description":"This CSS module defines a scripting interface to font faces in CSS, allowing font faces to be easily created and loaded from script. It also provides methods to track the loading status of an individual font, or of all the fonts on an entire page.","spec":"http://dev.w3.org/csswg/css-font-loading/","status":"cr","links":[{"url":"https://www.igvita.com/2014/01/31/optimizing-web-font-rendering-performance/#font-load-events","title":"Optimizing with font load events"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6509785-css-font-loading","title":"Microsoft Edge feature request on UserVoice"}],"categories":["CSS3","JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n d #1","36":"n d #1","37":"n d #1","38":"n d #1","39":"n d #1","40":"n d #1","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Can be enabled in Firefox using the `layout.css.font-loading-api.enabled` flag. Enabled by default in Firefox 41. See [this bug](https://bugzilla.mozilla.org/show_bug.cgi?id=1149381)"},"usage_perc_y":54.58,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"fontface,fontfaceset,fontfacesource","ie_id":"","chrome_id":"6244676289953792","firefox_id":"","webkit_id":""},"font-unicode-range":{"title":"Font unicode-range subsetting","description":"This @font-face descriptor defines the set of Unicode codepoints that may be supported by the font face for which it is declared. The descriptor value is a comma-delimited list of Unicode range (<urange>) values. The union of these ranges defines the set of codepoints that serves as a hint for user agents when deciding whether or not to download a font resource for a given text run.","spec":"http://dev.w3.org/csswg/css-fonts/#descdef-unicode-range","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/unicode-range","title":"MDN: unicode-range"},{"url":"https://developer.apple.com/library/safari/documentation/AppleApplications/Reference/SafariCSSRef/Articles/StandardCSSProperties.html#//apple_ref/css/property/unicode-range","title":"Safari CSS Reference: unicode-range"},{"url":"http://docs.webplatform.org/wiki/css/properties/unicode-range","title":"Web Platform Docs: unicode-range"},{"url":"http://jsbin.com/jeqoguzeye/1/edit?html,output","title":"Demo"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6510254-unicode-range","title":"Microsoft Edge feature request on UserVoice"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"a","10":"a","11":"a"},"edge":{"12":"a","13":"a","14":"a"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n d #1","37":"n d #1","38":"n d #1","39":"n d #1","40":"n d #1","41":"n d #1","42":"n d #1","43":"n d #1","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a","5":"a","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a","12":"a","13":"a","14":"a","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"a","24":"a","25":"a","26":"a","27":"a","28":"a","29":"a","30":"a","31":"a","32":"a","33":"a","34":"a","35":"a","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a","3.2":"a","4":"a","5":"a","5.1":"a","6":"a","6.1":"a","7":"a","7.1":"a","8":"a","9":"a","9.1":"a","TP":"a"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"a","16":"a","17":"a","18":"a","19":"a","20":"a","21":"a","22":"a","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a","4.0-4.1":"a","4.2-4.3":"a","5.0-5.1":"a","6.0-6.1":"a","7.0-7.1":"a","8":"a","8.1-8.4":"a","9.0-9.2":"a","9.3":"a"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"a","2.2":"a","2.3":"a","3":"a","4":"a","4.1":"a","4.2-4.3":"a","4.4":"a","4.4.3-4.4.4":"a","50":"y"},"bb":{"7":"n","10":"a"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a","11":"a"},"and_uc":{"9.9":"a"}},"notes":"Partial support indicates that unnecessary code-ranges are downloaded by the browser - see [browser test matrix](https://docs.google.com/a/chromium.org/spreadsheets/d/18h-1gaosu4-KYxH8JUNL6ZDuOsOKmWfauoai3CS3hPY/edit?pli=1#gid=0).","notes_by_num":{"1":"Can be enabled in Firefox using the `layout.css.unicode-range.enabled` flag"},"usage_perc_y":53.94,"usage_perc_a":33.51,"ucprefix":false,"parent":"","keywords":"font face,unicode,unicode-range","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"gamepad":{"title":"Gamepad API","description":"API to support input from USB gamepad controllers through JavaScript.","spec":"http://www.w3.org/TR/gamepad/","status":"wd","links":[{"url":"http://luser.github.io/gamepadtest/","title":"Controller demo"},{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Gamepad_API","title":"MDN article"},{"url":"http://www.html5rocks.com/en/tutorials/doodles/gamepad/","title":"HTML5Rocks article"},{"url":"http://gamedevelopment.tutsplus.com/tutorials/using-the-html5-gamepad-api-to-add-controller-support-to-browser-games--cms-21345","title":"Detailed tutorial"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"y x","22":"y x","23":"y x","24":"y x","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":57.83,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"gamepadapi","chrome_id":"5118776383111168","firefox_id":"gamepad","webkit_id":""},"css-font-stretch":{"title":"CSS font-stretch","description":"If a font has multiple types of variations based on the width of characters, the `font-stretch` property allows the appropriate one to be selected. The property in itself does not cause the browser to stretch to a font.","spec":"http://www.w3.org/TR/css-fonts-3/#font-stretch-prop","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/font-stretch","title":"MDN article"},{"url":"http://css-tricks.com/almanac/properties/f/font-stretch/","title":"CSS Tricks article"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"n"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":44.45,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"font stretch","ie_id":"cssfontstretch","chrome_id":"4598830058176512","firefox_id":"","webkit_id":""},"font-size-adjust":{"title":"CSS font-size-adjust","description":"Method of adjusting the font size in a matter that relates to the height of lowercase vs. uppercase letters. This makes it easier to set the size of fallback fonts.","spec":"http://www.w3.org/TR/css-fonts-3/#font-size-adjust-prop","status":"cr","links":[{"url":"http://webdesignernotebook.com/css/the-little-known-font-size-adjust-css3-property/","title":"Article on font-size-adjust"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/font-size-adjust","title":"MDN article on font-size-adjust"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6514821-font-size-adjust-other-font-properties","title":"Microsoft Edge feature request on UserVoice"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n d #1","44":"n d #1","45":"n d #1","46":"n d #1","47":"n d #1","48":"n d #1","49":"n d #1","50":"n d #1","51":"n d #1","52":"n d #1","53":"n d #1"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n d #1","31":"n d #1","32":"n d #1","33":"n d #1","34":"n d #1","35":"n d #1","36":"n d #1","37":"n d #1","38":"n d #1","39":"n d #1"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n #2"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Enabled through the \"experimental Web Platform features\" flag in chrome://flags","2":"Does not appear to work on Firefox mobile, despite recognition of the property."},"usage_perc_y":8.34,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"5720910061371392","firefox_id":"","webkit_id":""},"link-icon-png":{"title":"PNG favicons","description":"Icon used by browsers to identify a webpage or site. While all browsers support the `.ico` format, the PNG format can be preferable.","spec":"https://html.spec.whatwg.org/multipage/semantics.html#rel-icon","status":"ls","links":[{"url":"http://css-tricks.com/favicon-quiz/","title":"Detailed info on favicons for various uses"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y #1","5":"y #1","6":"y #1","7":"y #1","8":"y #1","9":"y #1","10":"y #1","11":"y #1","12":"y #1","13":"y #1","14":"y #1","15":"y #1","16":"y #1","17":"y #1","18":"y #1","19":"y #1","20":"y #1","21":"y #1","22":"y #1","23":"y #1","24":"y #1","25":"y #1","26":"y #1","27":"y #1","28":"y #1","29":"y #1","30":"y #1","31":"y #1","32":"y #1","33":"y #1","34":"y #1","35":"y #1","36":"y #1","37":"y #1","38":"y #1","39":"y #1","40":"y #1","41":"y #1","42":"y #1","43":"y #1","44":"y #1","45":"y #1","46":"y #1","47":"y #1","48":"y #1","49":"y #1","50":"y #1","51":"y #1","52":"y #1","53":"y #1"},"safari":{"3.1":"y #2","3.2":"y #2","4":"y #2","5":"y #2","5.1":"y #2","6":"y #2","6.1":"y #2","7":"y #2","7.1":"y #2","8":"y #2","9":"y #2","9.1":"y #2","TP":"y #2"},"opera":{"9":"y #3","9.5-9.6":"y #3","10.0-10.1":"y #3","10.5":"y #3","10.6":"y #3","11":"y #3","11.1":"y #3","11.5":"y #3","11.6":"y #3","12":"y #3","12.1":"y #3","15":"y #1","16":"y #1","17":"y #1","18":"y #1","19":"y #1","20":"y #1","21":"y #1","22":"y #1","23":"y #1","24":"y #1","25":"y #1","26":"y #1","27":"y #1","28":"y #1","29":"y #1","30":"y #1","31":"y #1","32":"y #1","33":"y #1","34":"y #1","35":"y #1","36":"y #1","37":"y #1","38":"y #1","39":"y #1"},"ios_saf":{"3.2":"n #4","4.0-4.1":"n #4","4.2-4.3":"n #4","5.0-5.1":"n #4","6.0-6.1":"n #4","7.0-7.1":"n #4","8":"n #4","8.1-8.4":"n #4","9.0-9.2":"n #4","9.3":"n #4"},"op_mini":{"5.0-8.0":"n #4"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y #3","4.4.3-4.4.4":"y #3","50":"y #3"},"bb":{"7":"y","10":"n #4"},"op_mob":{"10":"n #4","11":"n #4","11.1":"n #4","11.5":"n #4","12":"n #4","12.1":"n #4","36":"n #4"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n #4","11":"n #4"},"and_uc":{"9.9":"y #2"}},"notes":"Win8/IE10+ and iOS Safari support other types of icons for webpages too, using alternate tags.\r\n\r\nSee also [SVG favicons](#feat=link-icon-svg).","notes_by_num":{"1":"If both ICO and PNG are available, will use ICO over PNG if ICO has better matching sizes set.","2":"If both ICO and PNG are available, will ALWAYS use ICO file, regardless of sizes set.","3":"If multiple formats are available, will use the last one loaded, regardless of sizes (effectively picks at random).","4":"Does not use favicons at all (but may have alternative for bookmarks, etc.)."},"usage_perc_y":79.72,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"link-icon-svg":{"title":"SVG favicons","description":"Icon used by browsers to identify a webpage or site. While all browsers support the `.ico` format, the SVG format can be preferable to more easily support higher resolutions or larger icons.","spec":"https://html.spec.whatwg.org/multipage/semantics.html#rel-icon","status":"ls","links":[{"url":"http://crbug.com/294179","title":"Chrome bug"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6509196-svg-favicons","title":"Microsoft Edge feature request on UserVoice"}],"categories":["HTML5","SVG"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"a #2","5":"a #2","6":"a #2","7":"a #2","8":"a #2","9":"a #2","10":"a #2","11":"a #2","12":"a #2","13":"a #2","14":"a #2","15":"a #2","16":"a #2","17":"a #2","18":"a #2","19":"a #2","20":"a #2","21":"a #2","22":"a #2","23":"a #2","24":"a #2","25":"a #2","26":"a #2","27":"a #2","28":"a #2","29":"a #2","30":"a #2","31":"a #2","32":"a #2","33":"a #2","34":"a #2","35":"a #2","36":"a #2","37":"a #2","38":"a #2","39":"a #2","40":"a #2","41":"y #4","42":"y #4","43":"y #4","44":"y #4","45":"y #4","46":"y #4","47":"y #4","48":"y #4","49":"y #4"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"u","52":"u","53":"u"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"a #3","9.1":"a #3","TP":"a #3"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n #1","4.0-4.1":"n #1","4.2-4.3":"n #1","5.0-5.1":"n #1","6.0-6.1":"n #1","7.0-7.1":"n #1","8":"n #1","8.1-8.4":"n #1","9.0-9.2":"a #3","9.3":"a #3"},"op_mini":{"5.0-8.0":"n #1"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n #1"},"op_mob":{"10":"n #1","11":"n #1","11.1":"n #1","11.5":"n #1","12":"n #1","12.1":"n #1","36":"n #1"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n #1","11":"n #1"},"and_uc":{"9.9":"n"}},"notes":"See also [PNG favicons](#feat=link-icon-png).","notes_by_num":{"1":"Does not use favicons at all","2":"Partial support in Firefox before version 41 refers to only loading the SVG favicon the first time, but not [on subsequent loads](https://bugzilla.mozilla.org/show_bug.cgi?id=366324#c14).","3":"Safari 9 has support for \"[pinned tab](https://developer.apple.com/library/prerelease/mac/releasenotes/General/WhatsNewInSafari/Articles/Safari_9.html#//apple_ref/doc/uid/TP40014305-CH9-SW20)\" SVG icons, but this requires an unofficial `rel=\"mask-icon\"` to be set and only works for all-black icons on Pinned Tabs.","4":"Firefox [requires](https://bugzilla.mozilla.org/show_bug.cgi?id=366324#c50) the served mime-type to be 'image/svg+xml'."},"usage_perc_y":7.02,"usage_perc_a":10.21,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-media-resolution":{"title":"Media Queries: resolution feature","description":"Allows a media query to be set based on the device pixels used per CSS unit. While the standard uses `min`/`max-resolution` for this, some browsers support the older non-standard `device-pixel-ratio` media query.","spec":"http://www.w3.org/TR/css3-mediaqueries/#resolution","status":"rec","links":[{"url":"http://www.w3.org/blog/CSS/2012/06/14/unprefix-webkit-device-pixel-ratio/","title":"How to unprefix -webkit-device-pixel-ratio"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=78087","title":"WebKit Bug 78087: Implement the 'resolution' media query"},{"url":"https://compat.spec.whatwg.org/#css-media-queries-webkit-device-pixel-ratio","title":"WHATWG Compatibility Standard: -webkit-device-pixel-ratio"}],"categories":["CSS","CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"a #1","10":"a #1","11":"a #1"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"a #2","3.6":"a #2","4":"a #2","5":"a #2","6":"a #2","7":"a #2","8":"a #2","9":"a #2","10":"a #2","11":"a #2","12":"a #2","13":"a #2","14":"a #2","15":"a #2","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a x #3","5":"a x #3","6":"a x #3","7":"a x #3","8":"a x #3","9":"a x #3","10":"a x #3","11":"a x #3","12":"a x #3","13":"a x #3","14":"a x #3","15":"a x #3","16":"a x #3","17":"a x #3","18":"a x #3","19":"a x #3","20":"a x #3","21":"a x #3","22":"a x #3","23":"a x #3","24":"a x #3","25":"a x #3","26":"a x #3","27":"a x #3","28":"a x #3","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"a x #3","5":"a x #3","5.1":"a x #3","6":"a x #3","6.1":"a x #3","7":"a x #3","7.1":"a x #3","8":"a x #3","9":"a x #3","9.1":"a x #3","TP":"a x #3"},"opera":{"9":"n","9.5-9.6":"a x #3","10.0-10.1":"a x #3","10.5":"a x #3","10.6":"a x #3","11":"a x #3","11.1":"a x #3","11.5":"a x #3","11.6":"a x #3","12":"a x #3","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"a x #3","4.2-4.3":"a x #3","5.0-5.1":"a x #3","6.0-6.1":"a x #3","7.0-7.1":"a x #3","8":"a x #3","8.1-8.4":"a x #3","9.0-9.2":"a x #3","9.3":"a x #3"},"op_mini":{"5.0-8.0":"a #1"},"android":{"2.1":"u","2.2":"u","2.3":"a x #3","3":"a x #3","4":"a x #3","4.1":"a x #3","4.2-4.3":"a x #3","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a x #3","10":"a x #3"},"op_mob":{"10":"a x #3","11":"a x #3","11.1":"a x #3","11.5":"a x #3","12":"a x #3","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a #1","11":"a #1"},"and_uc":{"9.9":"a x #3"}},"notes":"","notes_by_num":{"1":"Supports the `dpi` unit, but does not support `dppx` or `dpcm` units.","2":"Firefox before 16 supports only `dpi` unit, but you can set `2dppx` per `min--moz-device-pixel-ratio: 2`","3":"Supports the non-standard `min`/`max-device-pixel-ratio`"},"usage_perc_y":60.74,"usage_perc_a":33.82,"ucprefix":false,"parent":"css-mediaqueries","keywords":"@media,device-pixel-ratio,resolution,dppx,dpcm,dpi","ie_id":"mediaqueriesresolutionfeature,dppxunitfortheresolutionmediaquery","chrome_id":"5944509615570944","firefox_id":"","webkit_id":""},"xml-serializer":{"title":"DOM Parsing and Serialization","description":"Various DOM parsing and serializing functions, specifically `DOMParser`, `XMLSerializer`, `innerHTML`, `outerHTML` and `adjacentHTML`.","spec":"http://www.w3.org/TR/DOM-Parsing/","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/XMLSerializer","title":"MDN - XMLSerializer"},{"url":"http://ejohn.org/blog/dom-insertadjacenthtml/","title":"Article on insertAdjucentHTML"}],"categories":["DOM","JS API"],"stats":{"ie":{"5.5":"a #2","6":"a #2","7":"a #2","8":"a #2","9":"a #1","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"a #2","3":"a #2","3.5":"a #2","3.6":"a #2","4":"a #2","5":"a #2","6":"a #2","7":"a #2","8":"a #3","9":"a #3","10":"a #3","11":"a #1","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a #1","5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a #1","3.2":"a #1","4":"a #1","5":"a #1","5.1":"a #1","6":"a #1","6.1":"a #1","7":"a #1","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"u","9.5-9.6":"u","10.0-10.1":"a #1","10.5":"a #1","10.6":"a #1","11":"a #1","11.1":"a #1","11.5":"a #1","11.6":"a #1","12":"a #1","12.1":"a #1","15":"a #1","16":"a #1","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a #1","4.0-4.1":"a #1","4.2-4.3":"a #1","5.0-5.1":"a #1","6.0-6.1":"a #1","7.0-7.1":"a #1","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"a #1"},"android":{"2.1":"a #1","2.2":"a #1","2.3":"a #1","3":"a #1","4":"a #1","4.1":"a #1","4.2-4.3":"a #1","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a #1","10":"a #1"},"op_mob":{"10":"u","11":"a #1","11.1":"a #1","11.5":"a #1","12":"a #1","12.1":"a #1","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"a #1"}},"notes":"","notes_by_num":{"1":"Partial support refers to lacking support for `parseFromString` on the DOMParser.","2":"Partial support in older IE refers to only supporting `innerHTML`, nothing else."},"usage_perc_y":76.54,"usage_perc_a":18.93,"ucprefix":false,"parent":"","keywords":"parseFromString","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-image-set":{"title":"CSS image-set","description":"Method of letting the browser pick the most appropriate CSS background image from a given set, primarily for high PPI screens.","spec":"http://dev.w3.org/csswg/css-images-3/#image-set-notation","status":"unoff","links":[{"url":"http://cloudfour.com/examples/image-set/","title":"Demo"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6606738-image-set","title":"Microsoft Edge feature request on UserVoice"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y x","49":"y x","50":"y x","51":"y x","52":"y x","53":"y x"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"y x","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y x","9.1":"y x","TP":"y x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y x","4.4.3-4.4.4":"y x","50":"y x"},"bb":{"7":"n","10":"y x"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y x"},"and_chr":{"50":"y x"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":61.77,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"cssimageset","chrome_id":"","firefox_id":"","webkit_id":""},"css-boxdecorationbreak":{"title":"CSS box-decoration-break","description":"Controls whether the box's margins, borders, padding, and other decorations wrap the broken edges of the box fragments (when the box is split by a break (page/column/region/line).","spec":"http://www.w3.org/TR/css3-break/#break-decoration","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/box-decoration-break","title":"MDN article"},{"url":"http://jsbin.com/xojoro/edit?css,output","title":"Demo of effect on box border"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6514472-box-decoration-break","title":"Microsoft Edge feature request on UserVoice"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"a x #1","23":"a x #1","24":"a x #1","25":"a x #1","26":"a x #1","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1","40":"a x #1","41":"a x #1","42":"a x #1","43":"a x #1","44":"a x #1","45":"a x #1","46":"a x #1","47":"a x #1","48":"a x #1","49":"a x #1","50":"a x #1","51":"a x #1","52":"a x #1","53":"a x #1"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"a x #1","7":"a x #1","7.1":"a x #1","8":"a x #1","9":"a x #1","9.1":"a x #1","TP":"a x #1"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"y #1","11.1":"y #1","11.5":"y #1","11.6":"y #1","12":"y #1","12.1":"y #1","15":"a x #1","16":"a x #1","17":"a x #1","18":"a x #1","19":"a x #1","20":"a x #1","21":"a x #1","22":"a x #1","23":"a x #1","24":"a x #1","25":"a x #1","26":"a x #1","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"a x #1","8":"a x #1","8.1-8.4":"a x #1","9.0-9.2":"a x #1","9.3":"a x #1"},"op_mini":{"5.0-8.0":"a #1"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"a x #1","4.4.3-4.4.4":"a x #1","50":"a x #1"},"bb":{"7":"n","10":"a x #1"},"op_mob":{"10":"n","11":"y #1","11.1":"y #1","11.5":"y #1","12":"y #1","12.1":"y #1","36":"a x #1"},"and_chr":{"50":"a x #1"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support refers to working for inline elements but not across column or page breaks."},"usage_perc_y":7.88,"usage_perc_a":66.75,"ucprefix":false,"parent":"","keywords":"box-decoration,box decoration,break","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"object-observe":{"title":"Object.observe data binding","description":"Method for data binding, a now-withdrawn ECMAScript 7 proposal","spec":"http://wiki.ecmascript.org/doku.php?id=harmony:observe","status":"unoff","links":[{"url":"http://www.html5rocks.com/en/tutorials/es7/observe/","title":"Data-binding Revolutions with Object.observe()"},{"url":"https://github.com/MaxArt2501/object-observe","title":"Polyfill"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=800355","title":"Firefox tracking bug"},{"url":"https://esdiscuss.org/topic/an-update-on-object-observe","title":"An update on Object.observe"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"n"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"Support in Blink-based browsers is expected to be removed in future versions.","notes_by_num":{},"usage_perc_y":28.3,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"objectobserve","chrome_id":"6147094632988672","firefox_id":"","webkit_id":""},"css-at-counter-style":{"title":"CSS Counter Styles","description":"The @counter-style CSS at-rule allows custom counter styles to be defined. A @counter-style rule defines how to convert a counter value into a string representation.","spec":"http://dev.w3.org/csswg/css-counter-styles/","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/@counter-style","title":"MDN article"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"a #1","40":"a #1","41":"a #1","42":"a #1","43":"a #1","44":"a #1","45":"a #1","46":"a #1","47":"a #1","48":"a #1","49":"a #1"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"a #1"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support in Firefox refers to lacking support for [image symbols](https://bugzilla.mozilla.org/show_bug.cgi?id=1024179)"},"usage_perc_y":0,"usage_perc_a":7.7,"ucprefix":false,"parent":"","keywords":"css @counter-style, list-style","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-page-break":{"title":"CSS page-break properties","description":"Properties to control the way elements are broken across (printed) pages.","spec":"http://www.w3.org/TR/CSS2/page.html#page-breaks","status":"rec","links":[{"url":"https://css-tricks.com/almanac/properties/p/page-break/","title":"CSS Tricks article"},{"url":"http://dev.w3.org/csswg/css-break-3/#break-between","title":"Latest fragmentation specification (includes column & region breaks)"}],"categories":["CSS"],"stats":{"ie":{"5.5":"a #1 #2 #3","6":"a #1 #2 #3","7":"a #1 #2 #3","8":"a #1 #2 #3","9":"a #1 #2 #3","10":"a #1 #2","11":"a #1 #2"},"edge":{"12":"a #1 #2","13":"a #1 #2","14":"a #1 #2"},"firefox":{"2":"a #1 #2 #3","3":"a #1 #2 #3","3.5":"a #1 #2 #3","3.6":"a #1 #2 #3","4":"a #1 #2 #3","5":"a #1 #2 #3","6":"a #1 #2 #3","7":"a #1 #2 #3","8":"a #1 #2 #3","9":"a #1 #2 #3","10":"a #1 #2 #3","11":"a #1 #2 #3","12":"a #1 #2 #3","13":"a #1 #2 #3","14":"a #1 #2 #3","15":"a #1 #2 #3","16":"a #1 #2 #3","17":"a #1 #2 #3","18":"a #1 #2 #3","19":"a #1 #2 #3","20":"a #1 #2 #3","21":"a #1 #2 #3","22":"a #1 #2 #3","23":"a #1 #2 #3","24":"a #1 #2 #3","25":"a #1 #2 #3","26":"a #1 #2 #3","27":"a #1 #2 #3","28":"a #1 #2 #3","29":"a #1 #2 #3","30":"a #1 #2 #3","31":"a #1 #2 #3","32":"a #1 #2 #3","33":"a #1 #2 #3","34":"a #1 #2 #3","35":"a #1 #2 #3","36":"a #1 #2 #3","37":"a #1 #2 #3","38":"a #1 #2 #3","39":"a #1 #2 #3","40":"a #1 #2 #3","41":"a #1 #2 #3","42":"a #1 #2 #3","43":"a #1 #2 #3","44":"a #1 #2 #3","45":"a #1 #2 #3","46":"a #1 #2 #3","47":"a #1 #2 #3","48":"a #1 #2 #3","49":"a #1 #2 #3"},"chrome":{"4":"a #1 #2 #3","5":"a #1 #2 #3","6":"a #1 #2 #3","7":"a #1 #2 #3","8":"a #1 #2 #3","9":"a #1 #2 #3","10":"a #1 #2 #3","11":"a #1 #2 #3","12":"a #1 #2 #3","13":"a #1 #2 #3","14":"a #1 #2 #3","15":"a #1 #2 #3","16":"a #1 #2 #3","17":"a #1 #2 #3","18":"a #1 #2 #3","19":"a #1 #2 #3","20":"a #1 #2 #3","21":"a #1 #2 #3","22":"a #1 #2 #3","23":"a #1 #2 #3","24":"a #1 #2 #3","25":"a #1 #2 #3","26":"a #1 #2 #3","27":"a #1 #2 #3","28":"a #1 #2 #3","29":"a #1 #2 #3","30":"a #1 #2 #3","31":"a #1 #2 #3","32":"a #1 #2 #3","33":"a #1 #2 #3","34":"a #1 #2 #3","35":"a #1 #2 #3","36":"a #1 #2 #3","37":"a #1 #2 #3","38":"a #1 #2 #3","39":"a #1 #2 #3","40":"a #1 #2 #3","41":"a #1 #2 #3","42":"a #1 #2 #3","43":"a #1 #2 #3","44":"a #1 #2 #3","45":"a #1 #2 #3","46":"a #1 #2 #3","47":"a #1 #2 #3","48":"a #1 #2 #3","49":"a #1 #2 #3","50":"a #1 #2 #3","51":"a #1 #2 #3","52":"a #1 #2 #3","53":"a #1 #2 #3"},"safari":{"3.1":"a #1 #2 #3","3.2":"a #1 #2 #3","4":"a #1 #2 #3","5":"a #1 #2 #3","5.1":"a #1 #2 #3","6":"a #1 #2 #3","6.1":"a #1 #2 #3","7":"a #1 #2 #3","7.1":"a #1 #2 #3","8":"a #1 #2 #3","9":"a #1 #2 #3","9.1":"a #1 #2 #3","TP":"a #1 #2 #3"},"opera":{"9":"u","9.5-9.6":"u","10.0-10.1":"y #1","10.5":"y #1","10.6":"y #1","11":"y #1","11.1":"y #1","11.5":"y #1","11.6":"y #1","12":"y #1","12.1":"y #1","15":"a #1 #2 #3","16":"a #1 #2 #3","17":"a #1 #2 #3","18":"a #1 #2 #3","19":"a #1 #2 #3","20":"a #1 #2 #3","21":"a #1 #2 #3","22":"a #1 #2 #3","23":"a #1 #2 #3","24":"a #1 #2 #3","25":"a #1 #2 #3","26":"a #1 #2 #3","27":"a #1 #2 #3","28":"a #1 #2 #3","29":"a #1 #2 #3","30":"a #1 #2 #3","31":"a #1 #2 #3","32":"a #1 #2 #3","33":"a #1 #2 #3","34":"a #1 #2 #3","35":"a #1 #2 #3","36":"a #1 #2 #3","37":"a #1 #2 #3","38":"a #1 #2 #3","39":"a #1 #2 #3"},"ios_saf":{"3.2":"a #1 #2 #3","4.0-4.1":"a #1 #2 #3","4.2-4.3":"a #1 #2 #3","5.0-5.1":"a #1 #2 #3","6.0-6.1":"a #1 #2 #3","7.0-7.1":"a #1 #2 #3","8":"a #1 #2 #3","8.1-8.4":"a #1 #2 #3","9.0-9.2":"a #1 #2 #3","9.3":"a #1 #2 #3"},"op_mini":{"5.0-8.0":"y #1"},"android":{"2.1":"a #1 #2 #3","2.2":"a #1 #2 #3","2.3":"a #1 #2 #3","3":"a #1 #2 #3","4":"a #1 #2 #3","4.1":"a #1 #2 #3","4.2-4.3":"a #1 #2 #3","4.4":"a #1 #2 #3","4.4.3-4.4.4":"a #1 #2 #3","50":"a #1 #2 #3"},"bb":{"7":"a #1 #2 #3","10":"a #1 #2 #3"},"op_mob":{"10":"y #1","11":"y #1","11.1":"y #1","11.5":"y #1","12":"y #1","12.1":"y #1","36":"a #1 #2 #3"},"and_chr":{"50":"a #1 #2 #3"},"and_ff":{"46":"a #1 #2 #3"},"ie_mob":{"10":"a #1 #2","11":"a #1 #2"},"and_uc":{"9.9":"a #1 #2 #3"}},"notes":"Not all mobile browsers offer print support; support listed for these is based on browser engine capability.","notes_by_num":{"1":"Supports the `page-break-*` alias from the CSS 2.1 specification, but not the `break-*` properties from the latest spec.","2":"Does not support `avoid` for `page-break-before` & `page-break-after` (only `page-break-inside`).","3":"Treats the `left` and `right` values like `always`."},"usage_perc_y":5.22,"usage_perc_a":90.26,"ucprefix":false,"parent":"","keywords":"page-break-before,page-break-after,page-break-inside,always,avoid","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-placeholder-shown":{"title":":placeholder-shown CSS pseudo-class","description":"Input elements can sometimes show placeholder text as a hint to the user on what to type in. See, for example, the placeholder attribute in HTML5. The :placeholder-shown pseudo-class matches an input element that is showing such placeholder text.","spec":"http://dev.w3.org/csswg/selectors-4/#placeholder","status":"unoff","links":[{"url":"http://trac.webkit.org/changeset/172826","title":"WebKit commit"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1069015","title":"Firefox bug"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"For support of styling the actual placeholder text itself, see [CSS ::placeholder](http://caniuse.com/#feat=css-placeholder)","notes_by_num":{},"usage_perc_y":47.07,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":":placeholder-shown,placeholder-shown,placeholder","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":"feature-css-selector-:placeholder-shown"},"broadcastchannel":{"title":"BroadcastChannel","description":"BroadcastChannel allows scripts from the same origin but other browsing contexts (windows, workers) to send each other messages.","spec":"https://html.spec.whatwg.org/multipage/comms.html#broadcasting-to-other-browsing-contexts","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/BroadcastChannel","title":"MDN article"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":7.44,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"broadcast,channel,messaging","ie_id":"","chrome_id":"4585496197988352","firefox_id":"","webkit_id":""},"css-crisp-edges":{"title":"Crisp edges/pixelated images","description":"Scales images with an algorithm that preserves edges and contrast, without smoothing colors or introducing blur. This is intended for images such as pixel art. Official values that accomplish this for the `image-rendering` property are `crisp-edges` and `pixelated`.","spec":"http://dev.w3.org/csswg/css-images-3/#valdef-image-rendering-crisp-edges","status":"unoff","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/image-rendering","title":"MDN article"},{"url":"http://updates.html5rocks.com/2015/01/pixelated","title":"HTML5Rocks article"}],"categories":["CSS","CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"a x #2","8":"a x #2","9":"a x #2","10":"a x #2","11":"a x #2"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"y x #3","4":"y x #3","5":"y x #3","6":"y x #3","7":"y x #3","8":"y x #3","9":"y x #3","10":"y x #3","11":"y x #3","12":"y x #3","13":"y x #3","14":"y x #3","15":"y x #3","16":"y x #3","17":"y x #3","18":"y x #3","19":"y x #3","20":"y x #3","21":"y x #3","22":"y x #3","23":"y x #3","24":"y x #3","25":"y x #3","26":"y x #3","27":"y x #3","28":"y x #3","29":"y x #3","30":"y x #3","31":"y x #3","32":"y x #3","33":"y x #3","34":"y x #3","35":"y x #3","36":"y x #3","37":"y x #3","38":"y x #3","39":"y x #3","40":"y x #3","41":"y x #3","42":"y x #3","43":"y x #3","44":"y x #3","45":"y x #3","46":"y x #3","47":"y x #3","48":"y x #3","49":"y x #3"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"y #4","42":"y #4","43":"y #4","44":"y #4","45":"y #4","46":"y #4","47":"y #4","48":"y #4","49":"y #4","50":"y #4","51":"y #4","52":"y #4","53":"y #4"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"a x #1","6.1":"y x #3","7":"y x #3","7.1":"y x #3","8":"y x #3","9":"y x #3","9.1":"y x #3","TP":"y x #3"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"y x #3","12":"y x #3","12.1":"y x #3","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"y #4","29":"y #4","30":"y #4","31":"y #4","32":"y #4","33":"y #4","34":"y #4","35":"y #4","36":"y #4","37":"y #4","38":"y #4","39":"y #4"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"a x #1","6.0-6.1":"a x #1","7.0-7.1":"y x #3","8":"y x #3","8.1-8.4":"y x #3","9.0-9.2":"y x #3","9.3":"y x #3"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y #4"},"bb":{"7":"n","10":"a x #1"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"y x #3","12.1":"y x #3","36":"y #4"},"and_chr":{"50":"y #4"},"and_ff":{"46":"y x #3"},"ie_mob":{"10":"a x #2","11":"a x #2"},"and_uc":{"9.9":"a x #1"}},"notes":"Note that prefixes apply to the value (e.g. `-moz-crisp-edges`), not the `image-rendering` property.","notes_by_num":{"1":"Supported using the non-standard value `-webkit-optimize-contrast`","2":"Internet Explorer accomplishes support using the non-standard declaration `-ms-interpolation-mode: nearest-neighbor`","3":"Supports the `crisp-edges` value, but not `pixelated`.","4":"Supports the `pixelated` value, but not `crisp-edges`."},"usage_perc_y":65.72,"usage_perc_a":17.18,"ucprefix":false,"parent":"","keywords":"image-rendering,crisp-edges","ie_id":"","chrome_id":"5118058116939776","firefox_id":"","webkit_id":""},"css-text-align-last":{"title":"CSS3 text-align-last","description":"CSS property to describe how the last line of a block or a line right before a forced line break when `text-align` is `justify`.","spec":"http://www.w3.org/TR/css3-text/#text-align-last-property","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/text-align-last","title":"MDN text-align-last"},{"url":"http://blogs.adobe.com/webplatform/2014/02/25/improving-your-sites-visual-details-css3-text-align-last/","title":"Adobe Web Platform Article"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1"},"edge":{"12":"a","13":"a","14":"a"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y x","49":"y x"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n d #2","36":"n d #2","37":"n d #2","38":"n d #2","39":"n d #2","40":"n d #2","41":"n d #2","42":"n d #2","43":"n d #2","44":"n d #2","45":"n d #2","46":"n d #2","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n d #3","23":"n d #3","24":"n d #3","25":"n d #3","26":"n d #3","27":"n d #3","28":"n d #3","29":"n d #3","30":"n d #3","31":"n d #3","32":"n d #3","33":"n d #3","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"y"},"and_ff":{"46":"y x"},"ie_mob":{"10":"a #1","11":"a #1"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"In Internet Explorer, the start and end values are not supported.","2":"Enabled through the \"Enable Experimental Web Platform Features\" flag in chrome://flags","3":"Enabled through the \"Enable Experimental Web Platform Features\" flag in opera://flags"},"usage_perc_y":53.51,"usage_perc_a":9.27,"ucprefix":false,"parent":"","keywords":"text align last","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-logical-props":{"title":"CSS Logical Properties","description":"Use start/end properties that depend on LTR or RTL writing direction instead of left/right","spec":"http://dev.w3.org/csswg/css-logical-props/","status":"unoff","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/-moz-margin-start","title":"MDN -moz-margin-start"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/-moz-padding-start","title":"MDN -moz-padding-start"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/7438435-css-logical-properties","title":"Microsoft Edge feature request on UserVoice"}],"categories":["CSS","CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"a x #1","3.5":"a x #1","3.6":"a x #1","4":"a x #1","5":"a x #1","6":"a x #1","7":"a x #1","8":"a x #1","9":"a x #1","10":"a x #1","11":"a x #1","12":"a x #1","13":"a x #1","14":"a x #1","15":"a x #1","16":"a x #1","17":"a x #1","18":"a x #1","19":"a x #1","20":"a x #1","21":"a x #1","22":"a x #1","23":"a x #1","24":"a x #1","25":"a x #1","26":"a x #1","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1","40":"a x #1","41":"a x #1","42":"a x #1","43":"a x #1","44":"a x #1","45":"a x #1","46":"a x #1","47":"a x #1","48":"a x #1","49":"a x #1"},"chrome":{"4":"a x #2","5":"a x #2","6":"a x #2","7":"a x #2","8":"a x #2","9":"a x #2","10":"a x #2","11":"a x #2","12":"a x #2","13":"a x #2","14":"a x #2","15":"a x #2","16":"a x #2","17":"a x #2","18":"a x #2","19":"a x #2","20":"a x #2","21":"a x #2","22":"a x #2","23":"a x #2","24":"a x #2","25":"a x #2","26":"a x #2","27":"a x #2","28":"a x #2","29":"a x #2","30":"a x #2","31":"a x #2","32":"a x #2","33":"a x #2","34":"a x #2","35":"a x #2","36":"a x #2","37":"a x #2","38":"a x #2","39":"a x #2","40":"a x #2","41":"a x #2","42":"a x #2","43":"a x #2","44":"a x #2","45":"a x #2","46":"a x #2","47":"a x #2","48":"a x #2","49":"a x #2","50":"a x #2","51":"a x #2","52":"a x #2","53":"a x #2"},"safari":{"3.1":"a x #2","3.2":"a x #2","4":"a x #2","5":"a x #2","5.1":"a x #2","6":"a x #2","6.1":"a x #2","7":"a x #2","7.1":"a x #2","8":"a x #2","9":"a x #2","9.1":"a x #2","TP":"a x #2"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"a x #2","16":"a x #2","17":"a x #2","18":"a x #2","19":"a x #2","20":"a x #2","21":"a x #2","22":"a x #2","23":"a x #2","24":"a x #2","25":"a x #2","26":"a x #2","27":"a x #2","28":"a x #2","29":"a x #2","30":"a x #2","31":"a x #2","32":"a x #2","33":"a x #2","34":"a x #2","35":"a x #2","36":"a x #2","37":"a x #2","38":"a x #2","39":"a x #2"},"ios_saf":{"3.2":"a x #2","4.0-4.1":"a x #2","4.2-4.3":"a x #2","5.0-5.1":"a x #2","6.0-6.1":"a x #2","7.0-7.1":"a x #2","8":"a x #2","8.1-8.4":"a x #2","9.0-9.2":"a x #2","9.3":"a x #2"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"a x #2","2.2":"a x #2","2.3":"a x #2","3":"a x #2","4":"a x #2","4.1":"a x #2","4.2-4.3":"a x #2","4.4":"a x #2","4.4.3-4.4.4":"a x #2","50":"a x #2"},"bb":{"7":"a x #2","10":"a x #2"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a x #2"},"and_chr":{"50":"a x #2"},"and_ff":{"46":"a x #1"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"a x #2"}},"notes":"","notes_by_num":{"1":"Only supports the *-start, and *-end values for `margin`, `border` and `padding`, not the inline/block type values as defined in the spec.","2":"Like #1 but also supports `*-before` and `*-end` for `*-block-start` and `*-block-end` properties as well as `start` and `end` values for `text-align`"},"usage_perc_y":0,"usage_perc_a":80.98,"ucprefix":false,"parent":"","keywords":"margin-start,margin-end,padding-start,padding-end,border-start,border-end,inline-start,inline-end,block-start,block-end","ie_id":"csslogicalpropertieslevel1","chrome_id":"","firefox_id":"","webkit_id":""},"fetch":{"title":"Fetch","description":"A modern replacement for XMLHttpRequest.","spec":"https://fetch.spec.whatwg.org/","status":"ls","links":[{"url":"https://github.com/github/fetch","title":"Polyfill"},{"url":"http://addyosmani.com/demos/fetch-api/","title":"Demo"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n d #1 #4","35":"n d #1 #4","36":"n d #1 #4","37":"n d #1 #4","38":"n d #1 #4","39":"y #4","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"a #2","41":"a #2 #3","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n #5"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"a #2","28":"a #2 #3","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support can be enabled in Firefox with the `dom.fetch.enabled` flag.","2":"Only available in Chrome and Opera within ServiceWorkers.","3":"Available in Chrome and Opera within Window and Workers by enabling the \"Experimental Web Platform Features\" flag in `chrome://flags`","4":"Firefox <40 is not completely conforming to the specs and does not respect the <base> tag for relative URIs in fetch requests. https://bugzilla.mozilla.org/show_bug.cgi?id=1161625","5":"Appears to exist in Safari Technical Preview but does not work in current build. Should work in [next preview build](https://twitter.com/xeenon/status/715379838081576960)","6":"Can be enabled in `about:flags`"},"usage_perc_y":54.08,"usage_perc_a":0.24,"ucprefix":false,"parent":"","keywords":"fetch,service,workers,xhr,xmlhttprequest","ie_id":"fetchapi","chrome_id":"6730533392351232","firefox_id":"fetch","webkit_id":"specification-fetch-api"},"referrer-policy":{"title":"Referrer Policy","description":"Allow control of HTTP referrers via the referrer meta tag.","spec":"http://w3c.github.io/webappsec/specs/referrer-policy/","status":"wd","links":[{"url":"https://blog.mozilla.org/security/2015/01/21/meta-referrer/","title":"Mozilla security article"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"a #1","13":"a #1","14":"a #1"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"a #1","8":"a #1","9":"a #1","9.1":"a #1","TP":"a #1"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"a #1","8.1-8.4":"a #1","9.0-9.2":"a #1","9.3":"a #1"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Supports an [older draft](https://wiki.whatwg.org/wiki/Meta_referrer) of the specification with `never`, `always`, `origin` & `default` values.\r\n"},"usage_perc_y":56.38,"usage_perc_a":11.12,"ucprefix":false,"parent":"","keywords":"meta,referrer,referer","ie_id":"metareferrer","chrome_id":"","firefox_id":"","webkit_id":""},"background-attachment":{"title":"CSS background-attachment","description":"Method of defining how a background image is attached to a scrollable element. Values include `scroll` (default), `fixed` and `local`.","spec":"http://www.w3.org/TR/css3-background/#the-background-attachment","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/background-attachment","title":"MDN article"}],"categories":["CSS"],"stats":{"ie":{"5.5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"a #1","3":"a #1","3.5":"a #1","3.6":"a #1","4":"a #1","5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a #1","3.2":"a #1","4":"a #1","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"a #1","9.5-9.6":"a #1","10.0-10.1":"a #1","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"a #2","6.0-6.1":"a #2","7.0-7.1":"a #2","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"a #1","4.2-4.3":"a #1","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"a #2","10":"a #2"},"op_mob":{"10":"a #1","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"a #2"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"a #1"}},"notes":"Most mobile devices have a delay in updating the background position after scrolling a page with `fixed` backgrounds.","notes_by_num":{"1":"Partial support refers to supporting `fixed` but not `local`","2":"Partial support refers to supporting `local` but not `fixed`"},"usage_perc_y":58.74,"usage_perc_a":28.97,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"currentcolor":{"title":"CSS currentColor value","description":"A CSS value that will apply the existing `color` value to other properties like `background-color`, etc. ","spec":"http://www.w3.org/TR/css3-color/#currentcolor","status":"rec","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/color_value#currentColor_keyword","title":"MDN article"},{"url":"http://css-tricks.com/currentcolor/","title":"CSS Tricks article"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":94.62,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"input-pattern":{"title":"Pattern attribute for input fields","description":"Allows validation of an input field based on a given regular expression pattern.","spec":"https://html.spec.whatwg.org/multipage/forms.html#the-pattern-attribute","status":"ls","links":[{"url":"http://html5pattern.com","title":"Site with common sample patterns"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"u","5.1":"a #1 #2","6":"a #1 #2","6.1":"a #1 #2","7":"a #1 #2","7.1":"a #1 #2","8":"a #1 #2","9":"a #1 #2","9.1":"a #1 #2","TP":"a #1 #2"},"opera":{"9":"n","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"u","5.0-5.1":"a #1 #2","6.0-6.1":"a #1 #2","7.0-7.1":"a #1 #2","8":"a #1 #2","8.1-8.4":"a #1 #2","9.0-9.2":"a #1 #2","9.3":"a #1 #2"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"a #1"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a #1","11":"a #1"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Partial support refers to not displaying a message for invalid patterns","2":"Safari browsers support the `pattern` attribute but will still allow forms to be submitted if the pattern is incorrect. See the [form validation data](http://caniuse.com/#feat=form-validation) for details."},"usage_perc_y":74.67,"usage_perc_a":11.18,"ucprefix":false,"parent":"form-validation","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"registerprotocolhandler":{"title":"Custom protocol handling","description":"Method of allowing a webpage to handle a given protocol using `navigator.registerProtocolHandler`. This allows certain URLs to be opened by a given web application, for example `mailto:` addresses can be opened by a webmail client.","spec":"https://html.spec.whatwg.org/multipage/webappapis.html#custom-handlers","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Navigator/registerProtocolHandler","title":"MDN article"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"y #1","14":"y #1","15":"y #1","16":"y #1","17":"y #1","18":"y #1","19":"y #1","20":"y #1","21":"y #1","22":"y #1","23":"y #1","24":"y #1","25":"y #1","26":"y #1","27":"y #1","28":"y #1","29":"y #1","30":"y #1","31":"y #1","32":"y #1","33":"y #1","34":"y #1","35":"y #1","36":"y #1","37":"y #1","38":"y #1","39":"y #1","40":"y #1","41":"y #1","42":"y #1","43":"y #1","44":"y #1","45":"y #1","46":"y #1","47":"y #1","48":"y #1","49":"y #1","50":"y #1","51":"y #1","52":"y #1","53":"y #1"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"y #1","12":"y #1","12.1":"y #1","15":"y #1","16":"y #1","17":"y #1","18":"y #1","19":"y #1","20":"y #1","21":"y #1","22":"y #1","23":"y #1","24":"y #1","25":"y #1","26":"y #1","27":"y #1","28":"y #1","29":"y #1","30":"y #1","31":"y #1","32":"y #1","33":"y #1","34":"y #1","35":"y #1","36":"y #1","37":"y #1","38":"y #1","39":"y #1"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"y #1"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Supports protocols `mailto`, `mms`, `nntp`, `rtsp`, and `webcal` but requires custom protocols to start with `web+`"},"usage_perc_y":40.34,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-snappoints":{"title":"CSS Scroll snap points","description":"CSS technique that allows customizable scrolling experiences like pagination of carousels by setting defined snap points.","spec":"http://www.w3.org/TR/css-snappoints-1/","status":"wd","links":[{"url":"http://generatedcontent.org/post/66817675443/setting-native-like-scrolling-offsets-in-css-with","title":"Blog post"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Scroll_Snap_Points","title":"MDN Documentation for CSS Scroll snap points"},{"url":"https://github.com/ckrack/scrollsnap-polyfill","title":"Polyfill"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"a x #1","11":"a x #2"},"edge":{"12":"a x #2","13":"a x #2","14":"a x #2"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"a x #4","9.1":"a x #4","TP":"a x #4"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support in IE10 refers to support limited to touch screens.","2":"Partial support in IE11 [documented here](https://dl.dropboxusercontent.com/u/444684/openwebref/CSS/scroll-snap-points/support.html)","3":"Can be enabled in Firefox using the `layout.css.scroll-snap.enabled` flag in `about:config`","4":"Partial support in Safari refers to not supporting the `none` keyword in `scroll-snap-points-x`, `scroll-snap-points-y` and `scroll-snap-coordinate`, and length keywords (`top`, `right`, etc.) in `scroll-snap-destination` and `scroll-snap-coordinate`."},"usage_perc_y":14.39,"usage_perc_a":8.9,"ucprefix":false,"parent":"","keywords":"scroll-snap-points-x,scroll-snap-points-y,scroll-snap-type,scroll-snap-destination,scroll-snap-coordinate","ie_id":"cssscrollingsnappoints","chrome_id":"","firefox_id":"","webkit_id":"specification-css-scroll-snap-points-module-level-1"},"input-minlength":{"title":"Minimum length attribute for input fields","description":"Declares a lower bound on the number of characters a user can input.","spec":"https://html.spec.whatwg.org/multipage/forms.html#the-maxlength-and-minlength-attributes","status":"ls","links":[{"url":"http://www.w3.org/TR/html5/forms.html#setting-minimum-input-length-requirements:-the-minlength-attribute","title":"W3C usage example"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6565212-minlength-attribute","title":"Microsoft Edge feature request on UserVoice"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=932755","title":"Firefox tracking bug"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=149832","title":"WebKit feature request bug"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"The [`pattern` attribute](http://caniuse.com/#feat=input-pattern) can be used [as an alternative](http://stackoverflow.com/a/10294291) solution for browsers without support.","notes_by_num":{},"usage_perc_y":47.09,"usage_perc_a":0,"ucprefix":false,"parent":"form-validation","keywords":"","ie_id":"","chrome_id":"6023370181181440","firefox_id":"","webkit_id":""},"css-media-interaction":{"title":"Media Queries: interaction media features","description":"Allows a media query to be set based on the presence and accuracy of the user's pointing device, and whether they have the ability to hover over elements on the page. This includes the `pointer`, `any-pointer`, `hover`, and `any-hover` media features.","spec":"http://www.w3.org/TR/mediaqueries-4/#mf-interaction","status":"wd","links":[{"url":"http://jordanm.co.uk/2013/11/11/potential-use-cases-for-script-hover-and-pointer.html","title":"Potential use cases for script, hover and pointer CSS Level 4 Media Features"},{"url":"https://dev.opera.com/articles/media-features/","title":"Interaction Media Features and their potential (for incorrect assumptions)"},{"url":"https://github.com/twbs/mq4-hover-shim","title":"Polyfill for the `hover` media feature"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":57.2,"usage_perc_a":0,"ucprefix":false,"parent":"css-mediaqueries","keywords":"@media,interaction,hover,any-hover,pointer,any-pointer","ie_id":"mediaquerieslevel4pointerandhover","chrome_id":"6460705494532096","firefox_id":"","webkit_id":""},"ime":{"title":"Input Method Editor API","description":"Provides scripted access to the Input Method Editor (IME). An IME is often used to input characters from East Asian languages by typing roman characters and selecting from the resulting suggestions.","spec":"http://www.w3.org/TR/ime-api/","status":"wd","links":[{"url":"http://blogs.msdn.com/b/ie/archive/2014/03/31/building-better-input-experience-for-east-asian-users-with-the-ime-api-in-ie11.aspx","title":"Building Better Input Experience for East Asian Users with the IME API in IE11"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y x #1"},"edge":{"12":"y x #1","13":"y x #1","14":"y x #1"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"y x #1"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Prefixed implementation uses `msGetInputContext()` method from an earlier version of the spec to get the `InputMethodContext`, rather than the `inputMethodContext` attribute. Also includes support for `getCompositionAlternatives()` from the latest Editor'"},"usage_perc_y":7.06,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"ime,cjk,input,internationalization,inputMethodContext,candidatewindow,composition","ie_id":"imeapi","chrome_id":"6366722080636928","firefox_id":"","webkit_id":""},"font-smooth":{"title":"CSS font-smooth","description":"Controls the application of anti-aliasing when fonts are rendered.","spec":"http://www.w3.org/TR/WD-font/#font-smooth","status":"unoff","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/font-smooth","title":"MDN article"},{"url":"http://www.w3.org/TR/WD-font/#font-smooth","title":"Old version of W3C recommendation containing font-smooth"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"a x #2 #3","26":"a x #2 #3","27":"a x #2 #3","28":"a x #2 #3","29":"a x #2 #3","30":"a x #2 #3","31":"a x #2 #3","32":"a x #2 #3","33":"a x #2 #3","34":"a x #2 #3","35":"a x #2 #3","36":"a x #2 #3","37":"a x #2 #3","38":"a x #2 #3","39":"a x #2 #3","40":"a x #2 #3","41":"a x #2 #3","42":"a x #2 #3","43":"a x #2 #3","44":"a x #2 #3","45":"a x #2 #3","46":"a x #2 #3","47":"a x #2 #3","48":"a x #2 #3","49":"a x #2 #3"},"chrome":{"4":"n","5":"a x #1 #3","6":"a x #1 #3","7":"a x #1 #3","8":"a x #1 #3","9":"a x #1 #3","10":"a x #1 #3","11":"a x #1 #3","12":"a x #1 #3","13":"a x #1 #3","14":"a x #1 #3","15":"a x #1 #3","16":"a x #1 #3","17":"a x #1 #3","18":"a x #1 #3","19":"a x #1 #3","20":"a x #1 #3","21":"a x #1 #3","22":"a x #1 #3","23":"a x #1 #3","24":"a x #1 #3","25":"a x #1 #3","26":"a x #1 #3","27":"a x #1 #3","28":"a x #1 #3","29":"a x #1 #3","30":"a x #1 #3","31":"a x #1 #3","32":"a x #1 #3","33":"a x #1 #3","34":"a x #1 #3","35":"a x #1 #3","36":"a x #1 #3","37":"a x #1 #3","38":"a x #1 #3","39":"a x #1 #3","40":"a x #1 #3","41":"a x #1 #3","42":"a x #1 #3","43":"a x #1 #3","44":"a x #1 #3","45":"a x #1 #3","46":"a x #1 #3","47":"a x #1 #3","48":"a x #1 #3","49":"a x #1 #3","50":"a x #1 #3","51":"a x #1 #3","52":"a x #1 #3","53":"a x #1 #3"},"safari":{"3.1":"n","3.2":"n","4":"a x #1 #3","5":"a x #1 #3","5.1":"a x #1 #3","6":"a x #1 #3","6.1":"a x #1 #3","7":"a x #1 #3","7.1":"a x #1 #3","8":"a x #1 #3","9":"a x #1 #3","9.1":"a x #1 #3","TP":"a x #1 #3"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"a x #1 #3","16":"a x #1 #3","17":"a x #1 #3","18":"a x #1 #3","19":"a x #1 #3","20":"a x #1 #3","21":"a x #1 #3","22":"a x #1 #3","23":"a x #1 #3","24":"a x #1 #3","25":"a x #1 #3","26":"a x #1 #3","27":"a x #1 #3","28":"a x #1 #3","29":"a x #1 #3","30":"a x #1 #3","31":"a x #1 #3","32":"a x #1 #3","33":"a x #1 #3","34":"a x #1 #3","35":"a x #1 #3","36":"a x #1 #3","37":"a x #1 #3","38":"a x #1 #3","39":"a x #1 #3"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"Though present in early (2002) drafts of CSS3 Fonts, `font-smooth` has been removed from this specification and is currently not on the standard track.","notes_by_num":{"1":"Webkit implements something similar with a different name `-webkit-font-smoothing` and different values: `none`, `antialiased` and `subpixel-antialiased`.","2":"Firefox implements something similar with a different name `-moz-osx-font-smoothing` and different values: `auto`, `inherit`, `unset`, `grayscale`.","3":"Works only on Mac OS X platform."},"usage_perc_y":0,"usage_perc_a":42.28,"ucprefix":false,"parent":"","keywords":"font smooth,font smoothing,-webkit-font-smoothing,-moz-osx-font-smoothing","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"audiotracks":{"title":"Audio Tracks","description":"Method of specifying and selecting between multiple audio tracks. Useful for providing audio descriptions, director's commentary, additional languages, alternative takes, etc.","spec":"https://html.spec.whatwg.org/multipage/embedded-content.html#audiotracklist-and-videotracklist-objects","status":"ls","links":[{"url":"https://msdn.microsoft.com/en-US/library/hh772483%28v=vs.85%29.aspx","title":"MSDN article"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n d #1","34":"n d #1","35":"n d #1","36":"n d #1","37":"n d #1","38":"n d #1","39":"n d #1","40":"n d #1","41":"n d #1","42":"n d #1","43":"n d #1","44":"n d #1","45":"n d #1","46":"n d #1","47":"n d #1","48":"n d #1","49":"n d #1"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Supported in Firefox by enabling \"media.track.enabled\" in about:config"},"usage_perc_y":18.16,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"AudioTrack,AudioTrackList,media,multiple,selection","ie_id":"audiotracks","chrome_id":"5748496434987008","firefox_id":"","webkit_id":""},"videotracks":{"title":"Video Tracks","description":"Method of specifying and selecting between multiple video tracks. Useful for providing sign language tracks, burnt-in captions or subtitles, alternative camera angles, etc.","spec":"https://html.spec.whatwg.org/multipage/embedded-content.html#audiotracklist-and-videotracklist-objects","status":"ls","links":[{"url":"https://msdn.microsoft.com/en-US/library/dn806262%28v=vs.85%29.aspx","title":"MSDN article"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":11.51,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"VideoTrack,VideoTrackList,media,multiple,selection","ie_id":"videotracks","chrome_id":"5748496434987008","firefox_id":"","webkit_id":""},"contentsecuritypolicy2":{"title":"Content Security Policy Level 2","description":"Mitigate cross-site scripting attacks by whitelisting allowed sources of script, style, and other resources. CSP 2 adds hash-source, nonce-source, and five new directives","spec":"http://www.w3.org/TR/CSP/","status":"cr","links":[{"url":"http://html5rocks.com/en/tutorials/security/content-security-policy/","title":"HTML5Rocks article"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #2","36":"a #3","37":"a #3","38":"a #3","39":"a #3","40":"a #3","41":"a #3","42":"a #3","43":"a #3","44":"a #3","45":"a #7","46":"a #7","47":"a #7","48":"a #7","49":"a #7"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"a #4","37":"a #4","38":"a #4","39":"a #5","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"a #4","24":"a #4","25":"a #4","26":"a #5","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"a #6"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Firefox 31-34 is missing the plugin-types, child-src, frame-ancestors, base-uri, and form-action directives.","2":"Firefox 35 is missing the plugin-types, child-src, frame-ancestors, and form-action directives.","3":"Firefox 36-44 is missing the plugin-types and child-src directives.","4":"Chrome 36-38 & Opera 23-25 are missing the plugin-types, child-src, frame-ancestors, base-uri, and form-action directives.","5":"Chrome 39 and Opera 26 are missing the plugin-types, child-src, base-uri, and form-action directives.","6":"Firefox 38 on Android is missing the child-src directive.","7":"Firefox 45+ is missing the plugin-types directive."},"usage_perc_y":52.3,"usage_perc_a":8.13,"ucprefix":false,"parent":"","keywords":"csp,header,nonce,hash","ie_id":"","chrome_id":"4957003285790720","firefox_id":"","webkit_id":""},"permissions-api":{"title":"Permissions API","description":"High-level JavaScript API for checking and requesting permissions","spec":"https://w3c.github.io/permissions/","status":"unoff","links":[{"url":"http://updates.html5rocks.com/2015/04/permissions-api-for-the-web","title":"Permission API samples and examples"},{"url":"https://github.com/jimmywarting/browser-su","title":"Extended \"polyfill\" version of permission API"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":47.13,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"web-permissions,navigator.permissions","ie_id":"","chrome_id":"6376494003650560","firefox_id":"permissions","webkit_id":""},"http2":{"title":"HTTP/2 protocol","description":"Networking protocol for low-latency transport of content over the web. Originally started out from the SPDY protocol, now standardized as HTTP version 2.","spec":"http://http2.github.io/http2-spec/index.html","status":"other","links":[{"url":"http://en.wikipedia.org/wiki/HTTP/2","title":"Wikipedia"},{"url":"https://http2.akamai.com/demo","title":"Browser support test"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"a #1 #2"},"edge":{"12":"y #2","13":"y #2","14":"y #2"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"y #2","37":"y #2","38":"y #2","39":"y #2","40":"y #2","41":"y #2","42":"y #2","43":"y #2","44":"y #2","45":"y #2","46":"y #2","47":"y #2","48":"y #2","49":"y #2"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"y #2","42":"y #2","43":"y #2","44":"y #2","45":"y #2","46":"y #2","47":"y #2","48":"y #2","49":"y #2","50":"y #2","51":"y #2","52":"y #2","53":"y #2"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"a #2 #3","9.1":"a #2 #3","TP":"a #2 #3"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"y #2","29":"y #2","30":"y #2","31":"y #2","32":"y #2","33":"y #2","34":"y #2","35":"y #2","36":"y #2","37":"y #2","38":"y #2","39":"y #2"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"y #2","9.3":"y #2"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y #2"},"and_chr":{"50":"y #2"},"and_ff":{"46":"y #2"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"See also support for [the SPDY protocol](http://caniuse.com/#feat=spdy), precursor of HTTP2.","notes_by_num":{"1":"Partial support in IE11 refers to being limited to Windows 10.","2":"Only supports HTTP2 over TLS (https)","3":"Partial support in Safari refers to being limited to OSX 10.11+"},"usage_perc_y":63,"usage_perc_a":7.18,"ucprefix":false,"parent":"","keywords":"","ie_id":"http2","chrome_id":"5152586365665280","firefox_id":"http2","webkit_id":""},"font-kerning":{"title":"CSS3 font-kerning","description":"Controls the usage of the kerning information (spacing between letters) stored in the font. Note that this only affects OpenType fonts with kerning information, it has no effect on other fonts.","spec":"http://www.w3.org/TR/css3-fonts/#font-kerning-prop","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/font-kerning","title":"MDN article"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n d #1","25":"n d #1","26":"n d #1","27":"n d #1","28":"n d #1","29":"n d #1","30":"n d #1","31":"n d #1","32":"n d #1","33":"n d #1","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"y x","30":"y x","31":"y x","32":"y x","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"y x","7.1":"y x","8":"y x","9":"y x","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"y x","17":"y x","18":"y x","19":"y x","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"y x","8.1-8.4":"y x","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y x","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y x"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y x"}},"notes":"Browsers with support for [font feature settings](http://caniuse.com/#feat=font-feature) can also set kerning value.","notes_by_num":{"1":"Disabled by default, can be enabled using preference layout.css.font-features.enabled - defaulting to true on Nightly and Aurora only."},"usage_perc_y":78.03,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"jpeg2000":{"title":"JPEG 2000 image format","description":"JPEG 2000 (JP2) was created by the Joint Photographic Experts Group committee in 2000 with the intention of superseding their original discrete cosine transform-based JPEG standard (created in 1992) with a newly designed, wavelet-based method. It offers some advantages in image fidelity over standard JPEG.","spec":"http://www.itu.int/rec/T-REC-T.800-200208-I","status":"other","links":[{"url":"https://en.wikipedia.org/wiki/JPEG_2000","title":"Wikipedia article"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"y #1","5.1":"y #1","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Not supported by Safari for Windows"},"usage_perc_y":10.48,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"jp2,jpeg2000,jpeg 2000","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"upgradeinsecurerequests":{"title":"Upgrade Insecure Requests","description":"Declare that browsers should transparently upgrade HTTP resources on a website to HTTPS.","spec":"http://www.w3.org/TR/upgrade-insecure-requests/","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/Security/CSP/CSP_policy_directives#upgrade-insecure-requests","title":"MDN article"},{"url":"https://googlechrome.github.io/samples/csp-upgrade-insecure-requests/index.html","title":"Demo Website"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=143653","title":"WebKit feature request bug"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"The HTTP header is `Content-Security-Policy: upgrade-insecure-requests`. Alternatively, the HTML tag is `<meta http-equiv=\"Content-Security-Policy\" content=\"upgrade-insecure-requests\">`.","notes_by_num":{},"usage_perc_y":53.69,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"security,header,uir","ie_id":"upgradeinsecureresourcerequests","chrome_id":"6534575509471232","firefox_id":"","webkit_id":""},"publickeypinning":{"title":"Public Key Pinning","description":"Declare that a website's HTTPS certificate should only be treated as valid if the public key is contained in a specified list to prevent MITM attacks that use valid CA-issued certificates.","spec":"https://tools.ietf.org/html/rfc7469","status":"other","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/Security/Public_Key_Pinning","title":"MDN article"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"u","21":"u","22":"u","23":"a","24":"u","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"The HTTP header syntax is 'Public-Key-Pins: pin-sha256=\"base64==\"; max-age=expireTime [; includeSubdomains][; report-uri=\"reportURI\"]'.","notes_by_num":{},"usage_perc_y":54.86,"usage_perc_a":0.01,"ucprefix":false,"parent":"","keywords":"pkp,hpkp,security,header","ie_id":"publickeypinningextensionforhttp","chrome_id":"","firefox_id":"","webkit_id":""},"input-email-tel-url":{"title":"Email, telephone & URL input types","description":"Text input fields intended for email addresses, telephone numbers or URLs. Particularly useful in combination with [form validation](http://caniuse.com/#feat=form-validation)","spec":"https://html.spec.whatwg.org/multipage/forms.html#telephone-state-(type=tel)","status":"ls","links":[{"url":"http://www.htmlgoodies.com/html5/tutorials/whats-new-in-html5-forms-email-url-and-telephone-input-types.html#fbid=c9PEy7_9RZb","title":"Article on usage"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"a #1","2.2":"a #1","2.3":"a #1","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a #1","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"Browsers without support for these types will fall back to using the \"text\" type.","notes_by_num":{"1":"Does not provide an email-specific keyboard for email addresses"},"usage_perc_y":88.84,"usage_perc_a":0.1,"ucprefix":false,"parent":"forms","keywords":"input[type=email],input[type=tel],input[type=url]","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"fieldset-disabled":{"title":"disabled attribute of the fieldset element","description":"Allows disabling all of the form control descendants of a fieldset via a `disabled` attribute on the fieldset element itself.","spec":"https://html.spec.whatwg.org/multipage/forms.html#attr-fieldset-disabled","status":"ls","links":[{"url":"http://output.jsbin.com/bibiqi/1/edit","title":"JS Bin Testcase/Demo"}],"categories":["DOM","HTML5"],"stats":{"ie":{"5.5":"u","6":"a #1 #2","7":"a #1 #2","8":"a #1","9":"a #1","10":"a #1 #2","11":"a #1 #2"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"u","17":"u","18":"u","19":"u","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"u","9.5-9.6":"u","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"a #1 #2"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"a #2"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Text inputs that are descendants of a disabled fieldset appear disabled but the user can still interact with them. [See IE bug #962368.](https://connect.microsoft.com/IE/feedbackdetail/view/962368/can-still-edit-input-type-text-within-fieldset-disabled)","2":"File inputs that are descendants of a disabled fieldset appear disabled but the user can still interact with them. [See IE bug #817488.](https://connect.microsoft.com/IE/feedbackdetail/view/817488)"},"usage_perc_y":81,"usage_perc_a":12.72,"ucprefix":false,"parent":"","keywords":"HTMLFieldSetElement,fieldset,disabled","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"font-variant-alternates":{"title":"CSS font-variant-alternates","description":"Controls the usage of alternate glyphs associated to alternative names defined in @font-feature-values for certain types of OpenType fonts.","spec":"http://www.w3.org/TR/css-fonts-3/#propdef-font-variant-alternates","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/font-variant-alternates","title":"Mozilla Developer Network"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n #1","11":"n #1"},"edge":{"12":"n #1","13":"n #1","14":"n #1"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n #1","5":"n #1","6":"n #1","7":"n #1","8":"n #1","9":"n #1","10":"n #1","11":"n #1","12":"n #1","13":"n #1","14":"n #1","15":"n #1","16":"n #1","17":"n #1","18":"n #1","19":"n #1","20":"n #1","21":"n #1","22":"n #1","23":"n #1","24":"n d #2","25":"n d #2","26":"n d #2","27":"n d #2","28":"n d #2","29":"n d #2","30":"n d #2","31":"n d #2","32":"n d #2","33":"n d #2","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n #1","17":"n #1","18":"n #1","19":"n #1","20":"n #1","21":"n #1","22":"n #1","23":"n #1","24":"n #1","25":"n #1","26":"n #1","27":"n #1","28":"n #1","29":"n #1","30":"n #1","31":"n #1","32":"n #1","33":"n #1","34":"n #1","35":"n #1","36":"n #1","37":"n #1","38":"n #1","39":"n #1","40":"n #1","41":"n #1","42":"n #1","43":"n #1","44":"n #1","45":"n #1","46":"n #1","47":"n #1","48":"n #1","49":"n #1","50":"n #1","51":"n #1","52":"n #1","53":"n #1"},"safari":{"3.1":"n","3.2":"n","4":"n #1","5":"n #1","5.1":"n #1","6":"n #1","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n #1","16":"n #1","17":"n #1","18":"n #1","19":"n #1","20":"n #1","21":"n #1","22":"n #1","23":"n #1","24":"n #1","25":"n #1","26":"n #1","27":"n #1","28":"n #1","29":"n #1","30":"n #1","31":"n #1","32":"n #1","33":"n #1","34":"n #1","35":"n #1","36":"n #1","37":"n #1","38":"n #1","39":"n #1"},"ios_saf":{"3.2":"n","4.0-4.1":"n #1","4.2-4.3":"n #1","5.0-5.1":"n #1","6.0-6.1":"n #1","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n #1","4.4.3-4.4.4":"n #1","50":"n #1"},"bb":{"7":"n","10":"n #1"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n #1"},"and_chr":{"50":"n #1"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n #1"}},"notes":"","notes_by_num":{"1":"Low-level syntax available in [font-feature-settings](http://caniuse.com/#feat=font-feature) property equivalent to OpenType features: salt, ss01 through ss20, cv01 through cv99, swsh, cswh, ornm, nalt","2":"Experimental support available by enabling the layout.css.font-features.enabled flag"},"usage_perc_y":13.83,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"font-feature,font-feature-settings,font-variant","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"form-attribute":{"title":"Form attribute","description":"Attribute for associating input and submit buttons with a form.","spec":"https://html.spec.whatwg.org/multipage/forms.html#attr-fae-form","status":"ls","links":[{"url":"http://www.w3.org/TR/html5/forms.html#attr-fae-form","title":"Input attribute specification"},{"url":"http://www.impressivewebs.com/html5-form-attribute/","title":"Article on usage"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/7327649-add-support-for-the-form-attribute","title":"Microsoft Edge feature request on UserVoice"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"u","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":85.99,"usage_perc_a":0,"ucprefix":false,"parent":"forms","keywords":"form,attribute","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"es5":{"title":"ECMAScript 5","description":"Full support for the ECMAScript 5 specification. Features include `Function.prototype.bind`, Array methods like `indexOf`, `forEach`, `map` & `filter`, Object methods like `defineProperty`, `create` & `keys`, the `trim` method on Strings and many more.","spec":"http://www.ecma-international.org/ecma-262/5.1/","status":"other","links":[{"url":"http://kangax.github.io/compat-table/es5/","title":"Detailed compatibility tables & tests"},{"url":"http://ejohn.org/blog/ecmascript-5-objects-and-properties/","title":"Overview of objects & properties"},{"url":"https://github.com/es-shims/es5-shim","title":"ES5 polyfill"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n #4","9":"a #2","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"a","3":"a","3.5":"a","3.6":"a","4":"a #1","5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a","5":"a","6":"a","7":"a","8":"a","9":"a","10":"a","11":"a","12":"a","13":"a","14":"a","15":"a","16":"a","17":"a","18":"a","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a","3.2":"a","4":"a","5":"a","5.1":"a","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"a","9.5-9.6":"a","10.0-10.1":"a","10.5":"a","10.6":"a","11":"a","11.1":"a","11.5":"a","11.6":"a","12":"a","12.1":"a #1","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a","4.0-4.1":"a","4.2-4.3":"a","5.0-5.1":"a","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"a #1"},"android":{"2.1":"a","2.2":"a","2.3":"a","3":"a","4":"a #1 #2 #3","4.1":"a #1","4.2-4.3":"a #1","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a","10":"y"},"op_mob":{"10":"a","11":"a","11.1":"a","11.5":"a","12":"a","12.1":"a #1","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"As the specification includes many JavaScript features, un-numbered partial support varies widely and is shown in detail on the [ECMAScript 5 compatibilty tables](http://kangax.github.io/compat-table/es5/) by Kangax.","notes_by_num":{"1":"Does not support `parseInt()` ignoring leading zeros. ","2":"Does not support Strict mode","3":"Does not support zero-width chars in identifiers & Immutable `undefined`","4":"IE8 has virtually no ES5 support, but does support `Object.defineProperty`, `Object.getOwnPropertyDescriptor`, JSON parsing & Property access on strings"},"usage_perc_y":86.81,"usage_perc_a":7.82,"ucprefix":false,"parent":"","keywords":"es5,function.bind,array.foreach,array.indexof,array.map,date.now,defineproperties,getprototypeof,keys,seal,freeze,preventextensions,issealed,isfrozen,isextensible,getownpropertydescriptorgetownpropertynames,toisostringc,isarray,lastindexof,every,some,reduce,reduceright,getter,setter","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"page-transition-events":{"title":"PageTransitionEvent","description":"Fired at the Window when the page's entry in the session history stops being the current entry. Includes the `pageshow` and `pagehide` events.","spec":"https://html.spec.whatwg.org/multipage/indices.html#event-pageshow","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/Events/pageshow","title":"pageshow - Event reference | MDN"},{"url":"http://www.w3schools.com/tags/ev_onpageshow.asp","title":"HTML onpageshow Event Attribute"}],"categories":["HTML5","JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"u","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"u","2.2":"u","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":88.03,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"history,page,transition,hide,show,bfcache,event,persisted","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"ogg-vorbis":{"title":"Ogg Vorbis audio format","description":"Vorbis is a free and open source audio format, most commonly used with the Ogg container.","spec":"http://www.xiph.org/vorbis/doc/Vorbis_I_spec.html","status":"other","links":[{"url":"https://en.wikipedia.org/wiki/Vorbis","title":"Wikipedia article"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"u","2.2":"u","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"Support refers to use using the `audio` element, not other conditions.","notes_by_num":{},"usage_perc_y":70.51,"usage_perc_a":0,"ucprefix":false,"parent":"audio","keywords":".ogg,.oga,application/ogg,audio/ogg","ie_id":"vorbisaudiocodec,oggcontainer","chrome_id":"","firefox_id":"","webkit_id":""},"meter":{"title":"meter element","description":"Method of indicating the current level of a gauge.","spec":"https://html.spec.whatwg.org/multipage/forms.html#the-meter-element","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meter","title":"Mozilla Developer Network article"},{"url":"http://html5doctor.com/measure-up-with-the-meter-tag/","title":"HTML5 Doctor on meter element"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6803893-meter","title":"Microsoft Edge feature request on UserVoice"},{"url":"https://dev.opera.com/articles/new-form-features-in-html5/#newoutput","title":"Dev.Opera article"},{"url":"http://peter.sh/examples/?/html/meter-progress.html","title":"Examples of progress and meter elements"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":72.4,"usage_perc_a":0,"ucprefix":false,"parent":"forms","keywords":"<meter>","ie_id":"meterelement","chrome_id":"","firefox_id":"","webkit_id":""},"progress":{"title":"progress element","description":"Method of indicating a progress state.","spec":"https://html.spec.whatwg.org/multipage/forms.html#the-progress-element","status":"ls","links":[{"url":"http://css-tricks.com/html5-progress-element/","title":"CSS-Tricks article"},{"url":"https://developer.mozilla.org/en-US/docs/Web/HTML/Element/progress","title":"Mozilla Developer Network article"},{"url":"https://dev.opera.com/articles/new-form-features-in-html5/#newoutput","title":"Dev.Opera article"},{"url":"http://peter.sh/examples/?/html/meter-progress.html","title":"Examples of progress and meter elements"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"a #1","8":"a #1","8.1-8.4":"a #1","9.0-9.2":"a #1","9.3":"a #1"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"iOS Safari does not support \"indeterminate\" <progress> elements."},"usage_perc_y":79.37,"usage_perc_a":8.09,"ucprefix":false,"parent":"forms","keywords":"#progressmeter,<progress>","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-filter-function":{"title":"CSS filter() function","description":"This function filters a CSS input image with a set of filter functions (like blur, grayscale or hue)","spec":"http://www.w3.org/TR/filter-effects/#FilterCSSImageValue","status":"wd","links":[{"url":"http://iamvdo.me/en/blog/advanced-css-filters#filter","title":"Blog post"}],"categories":["CSS","CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"y x","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":8.97,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"filter, function","ie_id":"cssfilterimagefunction","chrome_id":"5425136400334848","firefox_id":"","webkit_id":""},"css-element-function":{"title":"CSS element() function","description":"This function renders a live image generated from an arbitrary HTML element","spec":"http://www.w3.org/TR/css4-images/#element-notation","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/element","title":"MDN page"}],"categories":["CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"a x #1","3":"a x #1","3.5":"a x #1","3.6":"a x #1","4":"y x","5":"y x","6":"y x","7":"y x","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y x","49":"y x"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"y x"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"In Firefox < 4, usage limited to the background and background-image CSS properties"},"usage_perc_y":8.3,"usage_perc_a":0.09,"ucprefix":false,"parent":"","keywords":"element, function","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"u2f":{"title":"FIDO U2F API","description":"Javascript API to interact with Universal Second Factor (U2F) devices. This allows users to log into sites more securely using two-factor authentication with a USB dongle. ","spec":"https://fidoalliance.org/specs/fido-u2f-v1.0-nfc-bt-amendment-20150514/fido-u2f-javascript-api.html","status":"other","links":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1065729","title":"Mozilla bug"},{"url":"http://googleonlinesecurity.blogspot.com/2014/10/strengthening-2-step-verification-with.html","title":"Google Security article"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"n"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n #1","39":"n #1","40":"n #1","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Requires the \"FIDO U2F (Universal 2nd Factor)\" Chrome extension"},"usage_perc_y":29.18,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"fido,u2f","ie_id":"fidou2f","chrome_id":"","firefox_id":"","webkit_id":""},"aac":{"title":"AAC audio file format","description":"Advanced Audio Coding format, designed to be the successor format to MP3, with generally better sound quality.","spec":"http://www.digitalpreservation.gov/formats/fdd/fdd000114.shtml","status":"other","links":[{"url":"https://en.wikipedia.org/wiki/Advanced_Audio_Coding","title":"Wikipedia article"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"a #1","40":"a #1","41":"a #1","42":"a #1","43":"a #1","44":"a #1","45":"a #1","46":"a #1","47":"a #1","48":"a #1","49":"a #1"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"u","11":"u","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"a #1"},"ie_mob":{"10":"y","11":"n"},"and_uc":{"9.9":"y"}},"notes":"Support refers to using the `audio` element, not other conditions.","notes_by_num":{"1":"Partial support in Firefox refers to only supporting AAC in an MP4 container and only when the operating system already has the codecs installed."},"usage_perc_y":80.43,"usage_perc_a":8.02,"ucprefix":false,"parent":"audio","keywords":"audio/aac","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"link-rel-prefetch":{"title":"Resource Hints: prefetch","description":"Informs the browsers that a given resource should be prefetched so it can be loaded more quickly. This is indicated using `<link rel=\"prefetch\" href=\"(url)\">`","spec":"http://www.w3.org/TR/resource-hints/#dfn-prefetch","status":"wd","links":[{"url":"https://en.wikipedia.org/wiki/Link_prefetching","title":"Wikipedia article"},{"url":"https://medium.com/@luisvieira_gmr/html5-prefetch-1e54f6dda15d","title":"Article on prefetch and other hints"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"y","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":67.14,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"ol-reversed":{"title":"Reversed attribute of ordered lists","description":"This attribute makes an ordered list number its items in descending order (large to small), instead of ascending order (small to large; the default). The order that the list items are displayed in is not affected.","spec":"https://html.spec.whatwg.org/multipage/semantics.html#attr-ol-reversed","status":"ls","links":[{"url":"http://html5doctor.com/ol-element-attributes/","title":"HTML5 Doctor article on <ol> element attributes (including reversed)"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6514423-ol-reversed-attribute","title":"Microsoft Edge feature request on UserVoice"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"u","17":"u","18":"u","19":"u","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"u","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"u","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":84.16,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"reversed,list,ol,attribute","ie_id":"olreversedattribute","chrome_id":"","firefox_id":"","webkit_id":""},"css-first-letter":{"title":"::first-letter CSS pseudo-element selector","description":"CSS pseudo-element that allows styling only the first \"letter\" of text within an element. Useful for implementing initial caps or drop caps styling.","spec":"http://www.w3.org/TR/css3-selectors/#first-letter","status":"rec","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/::first-letter","title":"Mozilla Developer Network"}],"categories":["CSS"],"stats":{"ie":{"5.5":"u","6":"a #3 #4","7":"a #3 #4","8":"a #3","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"a #2","3":"a #1","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a #1","5":"u","6":"u","7":"u","8":"u","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"u","3.2":"a #1","4":"a #1","5":"u","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"u","9.5-9.6":"u","10.0-10.1":"a #2","10.5":"a #2","10.6":"a #2","11":"a #2","11.1":"a #2","11.5":"a #2","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"u","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"u","2.2":"u","2.3":"a #1","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"a #2","11":"a #2","11.1":"a #2","11.5":"a #2","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"The spec says that both letters of digraphs which are always capitalized together (such as \"IJ\" in Dutch) should be matched by ::first-letter, but no browser has ever implemented this.","notes_by_num":{"1":"Excludes punctuation immediately after the first letter from the match. (The spec says it should be included in the match.)","2":"Acts like the first character is always a letter even when it's not. For example, given \"!,X;\", \"!,\" is matched instead of the entire string.","3":"Only recognizes the deprecated :first-letter pseudo-class, not the ::first-letter pseudo-element.","4":"Only matches the very first character. The spec says that surrounding punctuation should also match."},"usage_perc_y":94.38,"usage_perc_a":1.01,"ucprefix":false,"parent":"","keywords":"first,letter,pseudo,element,class,selector","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"wbr-element":{"title":"wbr (word break opportunity) element","description":"Represents an extra place where a line of text may optionally be broken.","spec":"https://html.spec.whatwg.org/multipage/semantics.html#the-wbr-element","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/HTML/Element/wbr","title":"Mozilla Developer Network"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"y","6":"y","7":"y","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"u","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"u","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"u","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"u","2.2":"u","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":87.54,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"wbr,element,word,break,opportunity","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"const":{"title":"const","description":"Declares a constant with block level scope","spec":"http://www.ecma-international.org/ecma-262/6.0/#sec-let-and-const-declarations","status":"other","links":[{"url":"http://generatedcontent.org/post/54444832868/variables-and-constants-in-es6","title":"Variables and Constants in ES6"},{"url":"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/const","title":"Const (MDN)"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"a #1","3":"a #1","3.5":"a #1","3.6":"a #1","4":"a #1","5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #2","14":"a #2","15":"a #2","16":"a #2","17":"a #2","18":"a #2","19":"a #2","20":"a #2","21":"a #2","22":"a #2","23":"a #2","24":"a #2","25":"a #2","26":"a #2","27":"a #2","28":"a #2","29":"a #2","30":"a #2","31":"a #2","32":"a #2","33":"a #2","34":"a #2","35":"a #2","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a #2","5":"a #2","6":"a #2","7":"a #2","8":"a #2","9":"a #2","10":"a #2","11":"a #2","12":"a #2","13":"a #2","14":"a #2","15":"a #2","16":"a #2","17":"a #2","18":"a #2","19":"a #2","20":"a #2","21":"a #2 #3","22":"a #2 #3","23":"a #2 #3","24":"a #2 #3","25":"a #2 #3","26":"a #2 #3","27":"a #2 #3","28":"a #2 #3","29":"a #2 #3","30":"a #2 #3","31":"a #2 #3","32":"a #2 #3","33":"a #2 #3","34":"a #2 #3","35":"a #2 #3","36":"a #2 #3","37":"a #2 #3","38":"a #2 #3","39":"a #2 #3","40":"a #2 #3","41":"a #4","42":"a #4","43":"a #4","44":"a #4","45":"a #4","46":"a #4","47":"a #4","48":"a #4","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"a #2","3.2":"a #2","4":"a #2","5":"a #2","5.1":"a #2 #3","6":"a #2 #3","6.1":"a #2 #3","7":"a #2 #3","7.1":"a #2 #3","8":"a #2 #3","9":"a #2 #3","9.1":"a #2 #3","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"a #1","10.5":"a #1","10.6":"a #1","11":"a #1","11.1":"a #1","11.5":"a #1","11.6":"a #1 #3","12":"a #1 #3","12.1":"a #1 #3","15":"a #2 #3","16":"a #2 #3","17":"a #2 #3","18":"a #2 #3","19":"a #2 #3","20":"a #2 #3","21":"a #2 #3","22":"a #2 #3","23":"a #2 #3","24":"a #2 #3","25":"a #2 #3","26":"a #2 #3","27":"a #2 #3","28":"a #4","29":"a #4","30":"a #4","31":"a #4","32":"a #4","33":"a #4","34":"a #4","35":"a #4","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"a #2","4.0-4.1":"a #2","4.2-4.3":"a #2","5.0-5.1":"a #2 #3","6.0-6.1":"a #2 #3","7.0-7.1":"a #2 #3","8":"a #2 #3","8.1-8.4":"a #2 #3","9.0-9.2":"a #2 #3","9.3":"a #2 #3"},"op_mini":{"5.0-8.0":"a #1 #3"},"android":{"2.1":"u","2.2":"u","2.3":"a #2","3":"a #2 #3","4":"a #2 #3","4.1":"a #2 #3","4.2-4.3":"a #2 #3","4.4":"a #2 #3","4.4.3-4.4.4":"a #2 #3","50":"y"},"bb":{"7":"a #2 #3","10":"a #2 #3"},"op_mob":{"10":"a #1","11":"a #1","11.1":"a #1","11.5":"a #1","12":"a #1 #3","12.1":"a #1 #3","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"a #2 #3"}},"notes":"","notes_by_num":{"1":"const is recognized, but treated like var (no block scope, can be overwritten)","2":"const does not have block scope","3":"Only recognized when NOT in strict mode","4":"Supported correctly in strict mode, otherwise supported without block scope"},"usage_perc_y":58.52,"usage_perc_a":34.75,"ucprefix":false,"parent":"","keywords":"ES6,constant,block,scope","ie_id":"","chrome_id":"4645595339816960","firefox_id":"","webkit_id":""},"css-all":{"title":"CSS all property","description":"A shorthand property for resetting all CSS properties except for `direction` and `unicode-bidi`.","spec":"http://www.w3.org/TR/css-cascade-3/#all-shorthand","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/all","title":"Mozilla Developer Network"},{"url":"http://mcc.id.au/blog/2013/10/all-unset","title":"Resetting styles using `all: unset`"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=116966","title":"WebKit bug 116966: [css3-cascade] Add support for `all` shorthand property"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6511510-all-initial","title":"Microsoft Edge feature request on UserVoice"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":62.35,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"CSS,all,property,shorthand,reset","ie_id":"cssallshorthand","chrome_id":"6178222542684160","firefox_id":"","webkit_id":""},"css-initial-value":{"title":"CSS initial value","description":"A CSS value that will apply a property's initial value as defined in the CSS specification that defines the property","spec":"http://www.w3.org/TR/css-values/#common-keywords","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/initial","title":"Mozilla Developer Network"},{"url":"https://css-tricks.com/getting-acquainted-with-initial/","title":"CSS Tricks article"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"u","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"u","2.2":"u","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":81.91,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"CSS,initial,value","ie_id":"cssinitialvalue","chrome_id":"","firefox_id":"","webkit_id":""},"css-letter-spacing":{"title":"letter-spacing CSS property","description":"Controls spacing between characters of text (i.e. \"tracking\" in typographical terms). Not to be confused with kerning.","spec":"http://www.w3.org/TR/CSS2/text.html#propdef-letter-spacing","status":"rec","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/letter-spacing","title":"Mozilla Developer Network"}],"categories":["CSS"],"stats":{"ie":{"5.5":"u","6":"a #1","7":"a #1","8":"a #1","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a #1","5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"u","3.2":"a #1","4":"a #1","5":"a #1","5.1":"a #1","6":"a #1","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"u","9.5-9.6":"u","10.0-10.1":"a #1","10.5":"a #1","10.6":"a #1","11":"a #1","11.1":"a #1","11.5":"a #1","11.6":"a #1","12":"a #1","12.1":"a #1","15":"a #1","16":"a #1","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"u","2.2":"u","2.3":"a #1","3":"a #1","4":"a #1","4.1":"a #1","4.2-4.3":"a #1","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a #1","10":"a #1"},"op_mob":{"10":"a #1","11":"a #1","11.1":"a #1","11.5":"a #1","12":"a #1","12.1":"a #1","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"a #1"}},"notes":"","notes_by_num":{"1":"Truncates or rounds fractional portions of values"},"usage_perc_y":77.67,"usage_perc_a":12.76,"ucprefix":false,"parent":"","keywords":"CSS,letter,spacing,tracking","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-unset-value":{"title":"CSS unset value","description":"A CSS value that's the same as \"inherit\" if a property is inherited or \"initial\" if a property is not inherited.","spec":"http://www.w3.org/TR/css-cascade-3/#inherit-initial","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/unset","title":"Mozilla Developer Network"},{"url":"http://mcc.id.au/blog/2013/10/all-unset","title":"Resetting styles using `all: unset`"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=148614","title":"WebKit bug 148614: Add support for the `unset` CSS property value"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":62.14,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"CSS,unset,value","ie_id":"cssunsetvalue","chrome_id":"","firefox_id":"","webkit_id":""},"insertadjacenthtml":{"title":"Element.insertAdjacentHTML()","description":"Inserts a string of HTML into a specified position in the DOM relative to the given element.","spec":"http://www.w3.org/TR/DOM-Parsing/#widl-Element-insertAdjacentHTML-void-DOMString-position-DOMString-text","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Element/insertAdjacentHTML","title":"Mozilla Developer Network"},{"url":"https://gist.github.com/eligrey/1276030","title":"Polyfill"}],"categories":["JS API"],"stats":{"ie":{"5.5":"u","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"u","9.5-9.6":"u","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"u","2.2":"u","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Throws an \"Invalid target element for this operation.\" error [when called on a table, tbody, thead, or tr element.](http://ejohn.org/blog/dom-insertadjacenthtml/)"},"usage_perc_y":93.94,"usage_perc_a":1.37,"ucprefix":false,"parent":"","keywords":"element,insert,adjacent,HTML","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"let":{"title":"let","description":"Declares a variable with block level scope","spec":"http://www.ecma-international.org/ecma-262/6.0/#sec-let-and-const-declarations","status":"other","links":[{"url":"http://generatedcontent.org/post/54444832868/variables-and-constants-in-es6","title":"Variables and Constants in ES6"},{"url":"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/let","title":"Let (MDN)"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n d #1","3":"n d #1","3.5":"n d #1","3.6":"n d #1","4":"n d #1","5":"n d #1","6":"n d #1","7":"n d #1","8":"n d #1","9":"n d #1","10":"n d #1","11":"n d #1","12":"n d #1","13":"n d #1","14":"n d #1","15":"n d #1","16":"n d #1","17":"n d #1","18":"n d #1","19":"n d #1","20":"n d #1","21":"n d #1","22":"n d #1","23":"n d #1","24":"n d #1","25":"n d #1","26":"n d #1","27":"n d #1","28":"n d #1","29":"n d #1","30":"n d #1","31":"n d #1","32":"n d #1","33":"n d #1","34":"n d #1","35":"n d #1","36":"n d #1","37":"n d #1","38":"n d #1","39":"n d #1","40":"n d #1","41":"n d #1","42":"n d #1","43":"n d #1","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n d #2","20":"n d #2","21":"n d #2","22":"n d #2","23":"n d #2","24":"n d #2","25":"n d #2","26":"n d #2","27":"n d #2","28":"n d #2","29":"n d #2","30":"n d #2","31":"n d #2","32":"n d #2","33":"n d #2","34":"n d #2","35":"n d #2","36":"n d #2","37":"n d #2","38":"n d #2","39":"n d #2","40":"n d #2","41":"a #3","42":"a #3","43":"a #3","44":"a #3","45":"a #3","46":"a #3","47":"a #3","48":"a #3","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n d #2","16":"n d #2","17":"n d #2","18":"n d #2","19":"n d #2","20":"n d #2","21":"n d #2","22":"n d #2","23":"n d #2","24":"n d #2","25":"n d #2","26":"n d #2","27":"n d #2","28":"a #3","29":"a #3","30":"a #3","31":"a #3","32":"a #3","33":"a #3","34":"a #3","35":"a #3","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Supports a non-standard version that can only be used in script elements with a type attribute of `application/javascript;version=1.7`. As other browsers do not support these types of `script` tags this makes support useless for cross-browser support.","2":"Requires the \u2018Experimental Javascript features\u2019 flag to be enabled","3":"Only supported in strict mode"},"usage_perc_y":57.49,"usage_perc_a":3.09,"ucprefix":false,"parent":"","keywords":"ES6,variable,block,scope","ie_id":"","chrome_id":"4645595339816960","firefox_id":"","webkit_id":""},"arrow-functions":{"title":"Arrow functions","description":"Function shorthand using `=>` syntax and lexical `this` binding.","spec":"http://www.ecma-international.org/ecma-262/6.0/#sec-arrow-function-definitions","status":"other","links":[{"url":"https://github.com/lukehoban/es6features#arrows","title":"ECMAScript 6 features: Arrows"},{"url":"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions/Arrow_functions","title":"Arrow Functions (MDN)"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":55.42,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"ES6,JavaScript,fat,arrow,function,lexical,this","ie_id":"arrowfunctiones6","chrome_id":"5047308127305728","firefox_id":"","webkit_id":"feature-arrow-functions"},"asmjs":{"title":"asm.js","description":"an extraordinarily optimizable, low-level subset of JavaScript, indended to be a compile target from languages like C++.","spec":"http://asmjs.org/spec/latest/","status":"other","links":[{"url":"http://asmjs.org/","title":"Homepage"},{"url":"https://github.com/dherman/asm.js/","title":"Source for spec and tools"},{"url":"http://blogs.windows.com/msedgedev/2015/05/07/bringing-asm-js-to-chakra-microsoft-edge/","title":"Bringing Asm.js to Chakra and Microsoft Edge"},{"url":"https://dev.modern.ie/platform/changelog/10532-pc/","title":"Microsoft Edge support announcement"}],"categories":["JS API","Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n d #2","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"a #1","40":"a #1","41":"a #1","42":"a #1","43":"a #1","44":"a #1","45":"a #1","46":"a #1","47":"a #1","48":"a #1","49":"a #1","50":"a #1","51":"a #1","52":"a #1","53":"a #1"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"a #1"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"a #1"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a #1"},"and_chr":{"50":"a #1"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Chrome does not support Ahead-Of-Time compilation but performance doubled in Chrome 28: https://en.wikipedia.org/wiki/Asm.js#Implementations","2":"Supported in MS Edge under the \"Enable experimental Javascript features\" flag."},"usage_perc_y":9.11,"usage_perc_a":48.68,"ucprefix":false,"parent":"","keywords":"asm,asm.js,asmjs,WebAssembly","ie_id":"asmjs","chrome_id":"","firefox_id":"asmjs","webkit_id":"feature-asm.js"},"lazyload":{"title":"Resource Hints: Lazyload","description":"Gives a hint to the browser to lower the loading priority of a resource.","spec":"https://dvcs.w3.org/hg/webperf/raw-file/tip/specs/ResourcePriorities/Overview.html","status":"unoff","links":[{"url":"https://msdn.microsoft.com/en-us/library/dn369270(v=vs.85).aspx","title":"lazyload attribute | lazyload property"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":7.06,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"link-rel-dns-prefetch":{"title":"Resource Hints: dns-prefetch","description":"Gives a hint to the browser to perform a DNS lookup in the background to improve performance. This is indicated using `<link rel=\"dns-prefetch\" href=\"http://example-domain.com/\">`","spec":"http://www.w3.org/TR/resource-hints/#dns-prefetch","status":"wd","links":[{"url":"https://msdn.microsoft.com/en-us/library/dn265039(v=vs.85).aspx","title":"Prerender and prefetch support"},{"url":"https://developer.mozilla.org/en-US/docs/Web/HTTP/Controlling_DNS_prefetching","title":"Controlling DNS prefetching"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"a #1","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"u","5.0-5.1":"u","6.0-6.1":"u","7.0-7.1":"u","8":"u","8.1-8.4":"u","9.0-9.2":"u","9.3":"u"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"u","2.2":"u","2.3":"u","3":"u","4":"u","4.1":"u","4.2-4.3":"u","4.4":"u","4.4.3-4.4.4":"u","50":"u"},"bb":{"7":"u","10":"u"},"op_mob":{"10":"u","11":"u","11.1":"u","11.5":"u","12":"u","12.1":"u","36":"u"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"u"}},"notes":"","notes_by_num":{"1":"IE9 [supported `dns-prefetch` as `prefetch`](http://blogs.msdn.com/b/ieinternals/archive/2012/03/01/ie10-beta-consumer-preview-minor-changes-changelist.aspx) as the former wasn\u2019t defined yet."},"usage_perc_y":67.23,"usage_perc_a":0.51,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"link-rel-prerender":{"title":"Resource Hints: prerender","description":"Gives a hint to the browser to render the specified page in the background, speeding up page load if the user navigates to it. This is indicated using `<link rel=\"prerender\" href=\"(url)\">`","spec":"http://www.w3.org/TR/resource-hints/#prerender","status":"wd","links":[{"url":"https://msdn.microsoft.com/en-us/library/dn265039(v=vs.85).aspx","title":"Prerender and prefetch support"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":55.95,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"rest-parameters":{"title":"Rest parameters","description":"Allows representation of an indefinite number of arguments as an array.","spec":"http://www.ecma-international.org/ecma-262/6.0/#sec-function-definitions","status":"other","links":[{"url":"https://hacks.mozilla.org/2015/05/es6-in-depth-rest-parameters-and-defaults/","title":"Rest parameters and defaults"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n d #1","45":"n d #1","46":"n d #1","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n d #1","32":"n d #1","33":"n d #1","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Requires the \"Experimental Javascript features\" flag to be enabled"},"usage_perc_y":54.7,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"ES6,JavaScript","ie_id":"restparameterses6","chrome_id":"5937087912083456","firefox_id":"","webkit_id":""},"css-cross-fade":{"title":"CSS Cross-Fade Function","description":"Image function to create a \"crossfade\" between images. This allows one image to transition (fade) into another based on a percentage value.","spec":"https://drafts.csswg.org/css-images-3/#cross-fade-function","status":"unoff","links":[{"url":"http://peter.sh/files/examples/cross-fading.html","title":"Simple demo"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y x","49":"y x","50":"y x","51":"y x","52":"y x","53":"y x"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"y x","6":"y x","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y x","9.1":"y x","TP":"y x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y x","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y x","4.4.3-4.4.4":"y x","50":"y x"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y x"},"and_chr":{"50":"y x"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":61.92,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"css,image,crossfade","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-writing-mode":{"title":"CSS writing-mode property","description":"Property to define whether lines of text are laid out horizontally or vertically and the direction in which blocks progress.","spec":"https://drafts.csswg.org/css-writing-modes-3/#block-flow","status":"cr","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/writing-mode","title":"MDN article"}],"categories":["CSS"],"stats":{"ie":{"5.5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n d #2","37":"n d #2","38":"n d #2","39":"n d #2","40":"n d #2","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"u","8":"y x","9":"y x","10":"y x","11":"y x","12":"y x","13":"y x","14":"y x","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x","43":"y x","44":"y x","45":"y x","46":"y x","47":"y x","48":"y x","49":"y x","50":"y x","51":"y x","52":"y x","53":"y x"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"u","5.1":"y x","6":"y x","6.1":"y x","7":"y x","7.1":"y x","8":"y x","9":"y x","9.1":"y x","TP":"y x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"u","5.0-5.1":"y x","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1-8.4":"y x","9.0-9.2":"y x","9.3":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"y x","4":"y x","4.1":"y x","4.2-4.3":"y x","4.4":"y x","4.4.3-4.4.4":"y x","50":"y x"},"bb":{"7":"y x","10":"y x"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y x"},"and_chr":{"50":"y x"},"and_ff":{"46":"y"},"ie_mob":{"10":"a x","11":"a x"},"and_uc":{"9.9":"y x"}},"notes":"","notes_by_num":{"1":"Internet Explorer supports different values from an [earlier version of the spec](http://www.w3.org/TR/2003/CR-css3-text-20030514/#Progression), which originated from SVG.","2":"Supported in Firefox under the `layout.css.vertical-text.enabled` flag"},"usage_perc_y":80.77,"usage_perc_a":8.03,"ucprefix":false,"parent":"","keywords":"css,writing,direction,i18n,vertical,ltr,rtl","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"customevent":{"title":"CustomEvent","description":"A DOM event interface that can carry custom application-defined data.","spec":"https://dom.spec.whatwg.org/#interface-customevent","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent","title":"Mozilla Developer Network"},{"url":"https://github.com/krambuhl/custom-event-polyfill","title":"Polyfill based on the MDN snippet"},{"url":"https://github.com/jonathantneal/EventListener","title":"EventListener polyfill which includes a CustomEvent polyfill"}],"categories":["DOM","JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"a #1","10":"a #1","11":"a #1"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"u","6":"u","7":"u","8":"u","9":"a #1 #2","10":"a #1 #2","11":"a #1 #2","12":"a #1 #2","13":"u","14":"u","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"u","5.1":"a #1 #2","6":"u","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"a #1","11.1":"a #1","11.5":"a #1","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"n","4.2-4.3":"u","5.0-5.1":"a #1 #2","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"a #1 #2","4":"a #1 #2","4.1":"a #1 #2","4.2-4.3":"a #1 #2","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a #1 #2","10":"y"},"op_mob":{"10":"n","11":"a #1","11.1":"a #1","11.5":"a #1","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"a #1","11":"a #1"},"and_uc":{"9.9":"y"}},"notes":"Not supported in some versions of Android's old WebKit-based WebView.","notes_by_num":{"1":"While a `window.CustomEvent` object exists, it cannot be called as a constructor. Instead of `new CustomEvent(...)`, you must use `e = document.createEvent('CustomEvent')` and then `e.initCustomEvent(...)`","2":"There is no `window.CustomEvent` object, but `document.createEvent('CustomEvent')` still works."},"usage_perc_y":85.57,"usage_perc_a":8.76,"ucprefix":false,"parent":"","keywords":"custom events,custom,event","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"textcontent":{"title":"Node.textContent","description":"DOM Node property representing the text content of a node and its descendants","spec":"https://dom.spec.whatwg.org/#dom-node-textcontent","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Node/textContent","title":"Mozilla Developer Network"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"u","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"u","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"u","2.2":"u","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"`Node.textContent` is somewhat similar to, but has important differences from, the proprietary [`Node.innerText`](http://caniuse.com/#feat=innertext) property.","notes_by_num":{},"usage_perc_y":94.62,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"addeventlistener":{"title":"EventTarget.addEventListener()","description":"The modern standard API for adding DOM event handlers. Introduced in the DOM Level 2 Events spec. Also implies support for the [capture phase](https://dom.spec.whatwg.org/#dom-event-capturing_phase) of DOM event dispatch and `preventDefault()`.","spec":"https://dom.spec.whatwg.org/#dom-eventtarget-addeventlistener","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/addEventListener","title":"Mozilla Developer Network"},{"url":"https://github.com/Financial-Times/polyfill-service/blob/master/polyfills/Event/polyfill-ie8.js","title":"Financial Times IE8 polyfill"},{"url":"https://github.com/WebReflection/ie8","title":"WebReflection ie8 polyfill"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n #1","6":"n #1","7":"n #1","8":"n #1","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y #2","3":"y #2","3.5":"y #2","3.6":"y #2","4":"y #2","5":"y #2","6":"y #2","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"IE<=8 instead only supports the [proprietary `.attachEvent()` method](https://msdn.microsoft.com/en-us/library/ms536343%28VS.85%29.aspx). It also does not support the [capture phase](http://www.w3.org/TR/DOM-Level-3-Events/#event-flow) of DOM event dispatch; it only supports event bubbling.","2":"The `useCapture` parameter is non-optional and must be provided. Future versions made it optional, with a default value of `false`."},"usage_perc_y":94.63,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"event,target,add,remove,listener,capture,capturing,phase","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"dispatchevent":{"title":"EventTarget.dispatchEvent","description":"Method to programmatically trigger a DOM event.","spec":"https://dom.spec.whatwg.org/#dom-eventtarget-dispatchevent","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/dispatchEvent","title":"Mozilla Developer Network"},{"url":"https://github.com/Financial-Times/polyfill-service/blob/master/polyfills/Event/polyfill-ie8.js","title":"Financial Times IE8 polyfill"},{"url":"https://github.com/WebReflection/ie8","title":"WebReflection ie8 polyfill"}],"categories":["DOM"],"stats":{"ie":{"5.5":"u","6":"n #1","7":"n #1","8":"n #1","9":"y #1","10":"y #1","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"u","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"u","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"u","2.2":"u","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y #1","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Supports Microsoft's proprietary [`EventTarget.fireEvent() method`](https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/fireEvent)."},"usage_perc_y":94.62,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"dispatch,event,target,fire,trigger,dom","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"documenthead":{"title":"document.head","description":"Convenience property for accessing the `<head>` element","spec":"https://html.spec.whatwg.org/multipage/#dom-document-head","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Document/head","title":"Mozilla Developer Network"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"u","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"u","2.2":"u","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{},"usage_perc_y":94.42,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"document,head","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"innertext":{"title":"Node.innerText","description":"A currently-nonstandard property representing the text within a DOM element and its descendants. As a getter, it approximates the text the user would get if they highlighted the contents of the element with the cursor and then copied to the clipboard.","spec":"http://rocallahan.github.io/innerText-spec/","status":"unoff","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Node/innerText","title":"Mozilla Developer Network"},{"url":"https://github.com/whatwg/compat/issues/5","title":"WHATWG Compatibility Standard issue #5: spec innerText"},{"url":"https://github.com/timdown/rangy","title":"Rangy, a JS range and selection library which contains an innerText implementation"},{"url":"http://discourse.wicg.io/t/standardizing-innertext/799","title":"Standardizing innerText \u2013 Web Incubator Community Group (WICG) discussion"},{"url":"https://msdn.microsoft.com/library/ms533899(v=vs.85).aspx","title":"MSDN documentation"}],"categories":["DOM"],"stats":{"ie":{"5.5":"u","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"u","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"u","9.5-9.6":"y","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"u","2.2":"u","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"This test only checks that the property exists and works correctly in a very simple case.\r\n[This blog post by kangax](http://perfectionkills.com/the-poor-misunderstood-innerText/) explains the history of this property, gives much more detailed cross-browser compatibility information, and gives a detailed strawman specification for the property.\r\n`Node.innerText` is similar to, but has some important differences from, the standard [`Node.textContent`](http://caniuse.com/#feat=textcontent) property.","notes_by_num":{},"usage_perc_y":93.23,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"inner,text,content","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"client-hints-dpr-width-viewport":{"title":"Client Hints: DPR, Width, Viewport-Width","description":"DPR, Width, and Viewport-Width hints enable proactive content negotiation between client and server, enabling automated delivery of optimized assets - e.g. auto-negotiating image DPR resolution.","spec":"https://tools.ietf.org/html/draft-grigorik-http-client-hints","status":"other","links":[{"url":"https://developers.google.com/web/updates/2015/09/automating-resource-selection-with-client-hints","title":"Automating resource selection with Client Hints"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=935216","title":"Mozilla Bug 935216 - Implement Client-Hints HTTP header"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=145380","title":"WebKit Bug 145380 - Add Content-DPR header support"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/6261321-http-client-hints","title":"Microsoft Edge feature request on UserVoice"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":45.59,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"client hints, client-hints, dpr, viewport, content-dpr","ie_id":"httpclienthints","chrome_id":"5504430086553600","firefox_id":"","webkit_id":""},"link-rel-preconnect":{"title":"Resource Hints: preconnect","description":"Gives a hint to the browser to begin the connection handshake (DNS, TCP, TLS) in the background to improve performance. This is indicated using `<link rel=\"preconnect\" href=\"https://example-domain.com/\">`","spec":"http://www.w3.org/TR/resource-hints/#preconnect","status":"wd","links":[{"url":"https://www.igvita.com/2015/08/17/eliminating-roundtrips-with-preconnect/","title":"Eliminating Roundtrips with Preconnect"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"y #1","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"u"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"u"}},"notes":"","notes_by_num":{"1":"Firefox 39 did not support 'crossorigin' attribute and preconnects were not processed by the preload parser. Both of these features were enabled in Firefox 41."},"usage_perc_y":52.76,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"preconnect, resource hints","ie_id":"preconnectresourcehints","chrome_id":"5560623895150592","firefox_id":"","webkit_id":""},"netinfo":{"title":"Network Information API","description":"The Network Information API enables web applications to access information about the network connection in use by the device.","spec":"http://w3c.github.io/netinfo/","status":"unoff","links":[{"url":"https://www.igvita.com/2014/12/15/capability-reporting-with-service-worker/","title":"(NetInfo) Capability reporting with ServiceWorker"}],"categories":["DOM","JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"a #1","2.3":"a #1","3":"a #1","4":"a #1","4.1":"a #1","4.2-4.3":"a #1","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"In Chrome the API is enabled on Android only, support for other platforms [is coming](https://docs.google.com/a/chromium.org/document/d/1LTk9uVMGi4kurzcF5ellsAJReTF31fFJMHrQwSVtBjc/) . Support is also available on [Firefox OS](https://bugzilla.mozilla.org/show_bug.cgi?id=960426).","notes_by_num":{"1":"Supports only the `navigator.connection.type` value which doesn't match the latest spec. [see details](http://davidbcalhoun.com/2010/using-navigator-connection-android/)"},"usage_perc_y":17.06,"usage_perc_a":1.23,"ucprefix":false,"parent":"","keywords":"performance,network,network information,netinfo","ie_id":"","chrome_id":"6338383617982464","firefox_id":"","webkit_id":""},"setimmediate":{"title":"Efficient Script Yielding: setImmediate()","description":"Yields control flow without the minimum delays enforced by setTimeout","spec":"http://w3c.github.io/setImmediate/","status":"unoff","links":[{"url":"http://www.nczonline.net/blog/2013/07/09/the-case-for-setimmediate/","title":"The case for setImmediate()"},{"url":"http://www.nczonline.net/blog/2011/09/19/script-yielding-with-setimmediate/","title":"Script yielding with setImmediate"},{"url":"https://github.com/YuzuJS/setImmediate","title":"setImmediate polyfill"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=686201","title":"Firefox tracking bug"},{"url":"https://code.google.com/p/chromium/issues/detail?id=146172","title":"Chrome bug closed as WONTFIX"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":7.9,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"setImmediate,clearImmediate,setTimeout,performance","ie_id":"efficientscriptyieldingsetimmediate","chrome_id":"","firefox_id":"","webkit_id":""},"es6-number":{"title":"ES6 Number","description":"Extensions to the `Number` built-in object in ES6, including constant properties `EPSILON`, `MIN_SAFE_INTEGER`, and `MAX_SAFE_INTEGER`, and methods ` isFinite`, `isInteger`, `isSafeInteger`, and `isNaN`.","spec":"http://www.ecma-international.org/ecma-262/6.0/#sec-number-objects","status":"other","links":[{"url":"http://www.2ality.com/2015/04/numbers-math-es6.html","title":"New number and Math features in ES6"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #2","26":"a #2","27":"a #2","28":"a #2","29":"a #2","30":"a #2","31":"a #3","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"a #4","20":"a #4","21":"a #4","22":"a #4","23":"a #4","24":"a #4","25":"a #4","26":"a #4","27":"a #4","28":"a #4","29":"a #4","30":"a #4","31":"a #4","32":"a #4","33":"a #4","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"a #4","16":"a #4","17":"a #4","18":"a #4","19":"a #4","20":"a #4","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"a #4","4.2-4.3":"a #4","4.4":"a #4","4.4.3-4.4.4":"a #4","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"a #4"}},"notes":"","notes_by_num":{"1":"Partial refers to only supporting the `isFinite`, `isInteger`, and `isNaN` methods.","2":"Partial refers to supporting the same as #1 and the addition of the `EPSILON` property.","3":"Partial refers to supporting all new features except the `isSafeInteger` method.","4":"Partial refers to only supporting the `isFinite` and `isNaN` methods."},"usage_perc_y":65.52,"usage_perc_a":14.57,"ucprefix":false,"parent":"","keywords":"ES6,JavaScript,number,built-in,EPSILON,MIN_SAFE_INTEGER,MAX_SAFE_INTEGER,isFinite,isInteger,isSafeInteger,isNaN","ie_id":"numberbuiltinses6","chrome_id":"","firefox_id":"","webkit_id":""},"maxlength":{"title":"maxlength attribute for input and textarea elements","description":"Declares an upper bound on the number of characters the user can input. Normally the UI ignores attempts by the user to type in additional characters beyond this limit.","spec":"https://html.spec.whatwg.org/multipage/forms.html#attr-input-maxlength","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input#attr-maxlength","title":"Mozilla Developer Network"}],"categories":["DOM","HTML5","JS API"],"stats":{"ie":{"5.5":"u","6":"a #1 #2 #3","7":"a #1 #2 #3","8":"a #1 #2 #3","9":"a #1 #2 #3","10":"y","11":"y"},"edge":{"12":"y #4","13":"y #4","14":"y #4"},"firefox":{"2":"a #1 #2 #3","3":"a #1 #2 #3","3.5":"a #1 #2 #3","3.6":"a #1 #2 #3","4":"y #4","5":"y #4","6":"y #4","7":"y #4","8":"y #4","9":"y #4","10":"y #4","11":"y #4","12":"y #4","13":"y #4","14":"y #4","15":"y #4","16":"y #4","17":"y #4","18":"y #4","19":"y #4","20":"y #4","21":"y #4","22":"y #4","23":"y #4","24":"y #4","25":"y #4","26":"y #4","27":"y #4","28":"y #4","29":"y #4","30":"y #4","31":"y #4","32":"y #4","33":"y #4","34":"y #4","35":"y #4","36":"y #4","37":"y #4","38":"y #4","39":"y #4","40":"y #4","41":"y #4","42":"y #4","43":"y #4","44":"y #4","45":"y #4","46":"y #4","47":"y #4","48":"y #4","49":"y #4"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"u","3.2":"a #1 #2 #3","4":"a #1 #2 #3","5":"u","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"u","9.5-9.6":"a #1","10.0-10.1":"a #1","10.5":"a #1","10.6":"a #1","11":"a #1","11.1":"a #1","11.5":"a #1","11.6":"a #1","12":"a #1","12.1":"a #1","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"a #5","8.1-8.4":"a #5","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"a #1"},"android":{"2.1":"u","2.2":"u","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"a #1","11":"a #1","11.1":"a #1","11.5":"a #1","12":"a #1","12.1":"a #1","36":"a #6"},"and_chr":{"50":"y"},"and_ff":{"46":"y #4"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"a #6"}},"notes":"","notes_by_num":{"1":"`<textarea>`'s' UI does not prevent the user from typing additional characters beyond the `maxlength` limit.","2":"Does not support the `HTMLTextAreaElement.maxLength` DOM property.","3":"Does not support [`ValidityState.tooLong`](https://developer.mozilla.org/en-US/docs/Web/API/ValidityState/tooLong). In some cases, this is because `.validity` is not supported in the first place.","4":"Does not support `ValidityState.tooLong` correctly in the (unlikely) case of the value being initially set too long, then changed by the user to a still incorrect state. See [Firefox bug](https://bugzilla.mozilla.org/show_bug.cgi?id=1203844) and [MS Edge bug](https://connect.microsoft.com/IE/feedback/details/1776779).","5":"`<input>`'s UI does not prevent the user from typing additional characters beyond the `maxlength` limit between two existing characters of the string.","6":"Allows text beyond maxlength to be entered at first, but removes all characters past the maxlength when focus is lost."},"usage_perc_y":78.9,"usage_perc_a":16.51,"ucprefix":false,"parent":"form-validation","keywords":"maximum,length,input,textarea,too,long,validity,state","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"proxy":{"title":"Proxy object","description":"The Proxy object allows custom behaviour to be defined for fundamental operations. Useful for logging, profiling, object virtualisation, etc.","spec":"http://www.ecma-international.org/ecma-262/6.0/#sec-proxy-object-internal-methods-and-internal-slots","status":"other","links":[{"url":"https://github.com/lukehoban/es6features#proxies","title":"ECMAScript 6 Proxies"},{"url":"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Proxy","title":"MDN Proxy"},{"url":"http://www.nczonline.net/blog/2011/09/15/experimenting-with-ecmascript-6-proxies/","title":"Experimenting with ECMAScript 6 proxies"},{"url":"http://www.2ality.com/2014/12/es6-proxies.html","title":"Meta programming with ECMAScript 6 proxies"},{"url":"https://github.com/tvcutsem/harmony-reflect","title":"Polyfill for Proxies"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n d","20":"n d","21":"n d","22":"n d","23":"n d","24":"n d","25":"n d","26":"n d","27":"n d","28":"n d","29":"n d","30":"n d","31":"n d","32":"n d","33":"n d","34":"n d","35":"n d","36":"n d","37":"n d","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n d","16":"n d","17":"n d","18":"n d","19":"n d","20":"n d","21":"n d","22":"n d","23":"n d","24":"n d","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":53.24,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"proxies,es6,es2015,traps,meta,virtual,logging,host","ie_id":"proxieses6","chrome_id":"4811188005240832","firefox_id":"","webkit_id":"feature-proxy-objects"},"keyboardevent-which":{"title":"KeyboardEvent.which","description":"A legacy `KeyboardEvent` property that is equivalent to either `KeyboardEvent.keyCode` or `KeyboardEvent.charCode` depending on whether the key is alphanumeric.","spec":"https://w3c.github.io/uievents/#widl-KeyboardEvent-which","status":"unoff","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent/which","title":"Mozilla Developer Network"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"y","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"u","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"u","9.5-9.6":"u","10.0-10.1":"y","10.5":"y","10.6":"y","11":"y","11.1":"y","11.5":"y","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"u","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"u","2.2":"u","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"a #1","4.4.3-4.4.4":"a #1","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"a #1"},"and_chr":{"50":"a #1"},"and_ff":{"46":"a #1"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"This property is legacy and deprecated, but its replacement(s) are not yet widely supported.","notes_by_num":{"1":"`event.which` number for keys does not always match expected value (difference may be dependent on hardware vs. on-screen keyboard?). "},"usage_perc_y":69.8,"usage_perc_a":19.69,"ucprefix":false,"parent":"","keywords":"keyboard,event,which","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"keyboardevent-charcode":{"title":"KeyboardEvent.charCode","description":"A legacy `KeyboardEvent` property that gives the Unicode codepoint number of a character key pressed during a `keypress` event.","spec":"https://w3c.github.io/uievents/#widl-KeyboardEvent-charCode","status":"unoff","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent/charCode","title":"Mozilla Developer Network"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"u","3":"y","3.5":"y","3.6":"y","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"u","3.2":"u","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"u","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"u","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"u","2.2":"u","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"u","12.1":"y","36":"n #1"},"and_chr":{"50":"y"},"and_ff":{"46":"n #1"},"ie_mob":{"10":"n #1","11":"n #1"},"and_uc":{"9.9":"n #1"}},"notes":"This property is legacy and deprecated, but its replacement(s) are not yet widely supported.","notes_by_num":{"1":"Does not appear to support the `keypress` event at all"},"usage_perc_y":79.52,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"keyboard,event,key,char,character,code,charCode","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"keyboardevent-code":{"title":"KeyboardEvent.code","description":"A `KeyboardEvent` property representing the physical key that was pressed, ignoring the keyboard layout and ignoring whether any modifier keys were active.","spec":"http://www.w3.org/TR/uievents/#widl-KeyboardEvent-code","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent/code","title":"Mozilla Developer Network"},{"url":"https://code.google.com/p/chromium/issues/detail?id=227231","title":"Chrome tracking bug"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=149584","title":"WebKit feature request bug"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n d #1","43":"n d #1","44":"n d #1","45":"n d #1","46":"n d #1","47":"n d #1","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n d #1","30":"n d #1","31":"n d #1","32":"n d #1","33":"n d #1","34":"n d #1","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n d #1"},"and_chr":{"50":"n d #1"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Enabled in Chrome & Opera through the \"experimental Web Platform features\" flag"},"usage_perc_y":35.24,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"keyboard,event,code","ie_id":"uieventskeyboardqueryapis","chrome_id":"5228092293382144","firefox_id":"","webkit_id":""},"keyboardevent-location":{"title":"KeyboardEvent.location","description":"A `KeyboardEvent` property that indicates the location of the key on the input device. Useful when there are more than one physical key for the same logical key (e.g. left or right \"Control\" key; main or numpad \"1\" key).","spec":"http://www.w3.org/TR/uievents/#widl-KeyboardEvent-location","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent/location","title":"Mozilla Developer Network"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a #1","5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"u","3.2":"u","4":"a #1","5":"a #1","5.1":"a #1","6":"u","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"u","12.1":"y","15":"a #1","16":"a #1","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"u","5.0-5.1":"a #1","6.0-6.1":"a #1","7.0-7.1":"a #1","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"u","2.2":"u","2.3":"a #1","3":"a #1","4":"a #1","4.1":"a #1","4.2-4.3":"a #1","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"a #1","10":"a #1"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"u","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"a #1"}},"notes":"","notes_by_num":{"1":"Only supports `KeyboardEvent.keyLocation` from an older draft of the DOM Level 3 Events spec instead."},"usage_perc_y":77.26,"usage_perc_a":11.98,"ucprefix":false,"parent":"","keywords":"keyboard,event,key,location,keyLocation,numpad","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"keyboardevent-getmodifierstate":{"title":"KeyboardEvent.getModifierState()","description":"`KeyboardEvent` method that returns the state (whether the key is pressed/locked or not) of the given modifier key.","spec":"http://www.w3.org/TR/uievents/#widl-KeyboardEvent-getModifierState","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent/getModifierState","title":"Mozilla Developer Network"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=40999","title":"WebKit feature request bug"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"u","12.1":"y","15":"n","16":"n","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"u","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":67.24,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"keyboard,event,get,modifier,state","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"keyboardevent-key":{"title":"KeyboardEvent.key","description":"A `KeyboardEvent` property whose value is a string identifying the key that was pressed. Covers character keys, non-character keys (e.g. arrow keys), and dead keys.","spec":"http://www.w3.org/TR/uievents/#widl-KeyboardEvent-key","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent/key","title":"Mozilla Developer Network"},{"url":"https://code.google.com/p/chromium/issues/detail?id=227231","title":"Chrome tracking bug"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=69029","title":"WebKit feature request bug"},{"url":"http://www.w3.org/TR/DOM-Level-3-Events-key/","title":"Spec listing all key string values"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"u","12.1":"y","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"u","12.1":"y","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support refers to these versions of Firefox returning `\"MozPrintableKey\"` for all character keys."},"usage_perc_y":16.5,"usage_perc_a":0.16,"ucprefix":false,"parent":"","keywords":"keyboard,event,key","ie_id":"","chrome_id":"4748790720364544","firefox_id":"","webkit_id":""},"brotli":{"title":"Brotli Accept-Encoding/Content-Encoding","description":"More effective lossless compression algorithm than gzip and deflate.","spec":"https://github.com/google/brotli","status":"other","links":[{"url":"http://google-opensource.blogspot.com/2015/09/introducing-brotli-new-compression.html","title":"Introducing Brotli"},{"url":"https://groups.google.com/a/chromium.org/forum/m/#!msg/blink-dev/JufzX024oy0/WEOGbN43AwAJ","title":"Blink's intent to ship"}],"categories":["Other"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n d #1","50":"n d #1","51":"n d #1","52":"n d #1","53":"n d #1"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n d #1","37":"n d #1","38":"n d #1","39":"n d #1"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Supported in Chrome and Opera behind the 'Brotli Content-Encoding' flag"},"usage_perc_y":6.52,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"http,compression,accept,content,encoding","ie_id":"brotlicompresseddataformat","chrome_id":"5420797577396224","firefox_id":"","webkit_id":""},"element-closest":{"title":"Element.closest()","description":"DOM method that returns the current element if it matches the given selector, or else the closest ancestor element that matches the given selector, or else null.","spec":"https://dom.spec.whatwg.org/#dom-element-closest","status":"ls","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Element/closest","title":"Mozilla Developer Network"},{"url":"https://github.com/jonathantneal/closest","title":"Polyfill"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/10119510-element-closest","title":"Microsoft Edge feature request on UserVoice"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":63.57,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"element,closest,dom","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"input-event":{"title":"input event","description":"The `input` event is fired when the user changes the value of an `<input>` element, `<select>` element, or `<textarea>` element. By contrast, the \"change\" event usually only fires after the form control has lost focus.","spec":"https://html.spec.whatwg.org/multipage/forms.html#event-input-input","status":"ls","links":[{"url":"https://html.spec.whatwg.org/multipage/forms.html#send-select-update-notifications","title":"Specification for `<select>` elements firing the `input` event"},{"url":"https://developer.mozilla.org/en-US/docs/Web/Events/input","title":"Mozilla Developer Network"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/10182111--input-type-checkbox-type-radio-should-fire-in","title":"Microsoft Edge feature request on UserVoice"}],"categories":["DOM","HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"a #1 #3 #5","10":"y #3 #5","11":"y #3 #5"},"edge":{"12":"y #3 #5","13":"y #3 #5","14":"y #3 #5"},"firefox":{"2":"u","3":"a #2 #3 #4","3.5":"a #2 #3 #4","3.6":"y #3 #4","4":"y #3 #4","5":"y #3 #4","6":"y #3 #4","7":"y #3 #4","8":"y #3 #4","9":"y #3 #4","10":"y #3 #4","11":"y #3 #4","12":"y #3 #4","13":"y #3 #4","14":"y #3 #4","15":"y #3 #4","16":"y #3 #4","17":"y #3 #4","18":"y #3 #4","19":"y #3 #4","20":"y #3 #4","21":"y #3 #4","22":"y #3 #4","23":"y #3 #4","24":"y #3 #4","25":"y #3 #4","26":"y #3 #4","27":"y #3 #4","28":"y #3 #4","29":"y #3 #4","30":"y #3 #4","31":"y #3 #4","32":"y #3 #4","33":"y #3 #4","34":"y #3 #4","35":"y #3 #4","36":"y #3 #4","37":"y #3 #4","38":"y #3 #4","39":"y #3 #4","40":"y #3 #4","41":"y #3 #4","42":"y #3 #4","43":"y #3 #4","44":"y #3 #4","45":"y #3 #4","46":"y #3 #4","47":"y #3 #4","48":"y #3 #4","49":"y #3 #4"},"chrome":{"4":"u","5":"u","6":"u","7":"u","8":"u","9":"u","10":"u","11":"u","12":"u","13":"u","14":"u","15":"y #3 #4","16":"y #3 #4","17":"y #3 #4","18":"y #3 #4","19":"y #3 #4","20":"y #3 #4","21":"y #3 #4","22":"y #3 #4","23":"y #3 #4","24":"y #3 #4","25":"y #3 #4","26":"y #3 #4","27":"y #3 #4","28":"y #3 #4","29":"y #3 #4","30":"y #3 #4","31":"y #3 #4","32":"y #3 #4","33":"y #3 #4","34":"y #3 #4","35":"y #4","36":"y #4","37":"y #4","38":"y #4","39":"y #4","40":"y #4","41":"y #4","42":"y #4","43":"y #4","44":"y #4","45":"y #4","46":"y #4","47":"y #4","48":"y #4","49":"y #4","50":"y #4","51":"y #4","52":"y #4","53":"y #4"},"safari":{"3.1":"u","3.2":"u","4":"u","5":"u","5.1":"y #3 #4","6":"u","6.1":"y #4","7":"y #4","7.1":"y #4","8":"y #4","9":"y #4","9.1":"y #4","TP":"y #4"},"opera":{"9":"u","9.5-9.6":"u","10.0-10.1":"u","10.5":"u","10.6":"u","11":"u","11.1":"u","11.5":"u","11.6":"a #2","12":"u","12.1":"y","15":"y #3 #4","16":"y #3 #4","17":"y #3 #4","18":"y #3 #4","19":"y #3 #4","20":"y #3 #4","21":"y #3 #4","22":"y #4","23":"y #4","24":"y #4","25":"y #4","26":"y #4","27":"y #4","28":"y #4","29":"y #4","30":"y #4","31":"y #4","32":"y #4","33":"y #4","34":"y #4","35":"y #4","36":"y #4","37":"y #4","38":"y #4","39":"y #4"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"u","5.0-5.1":"y #3 #4","6.0-6.1":"y #3 #4","7.0-7.1":"y #3 #4","8":"y #4","8.1-8.4":"y #4","9.0-9.2":"y #4","9.3":"y #4"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"u","2.2":"u","2.3":"y #3 #4","3":"y #3 #4","4":"y #3 #4","4.1":"y #3 #4","4.2-4.3":"y #3 #4","4.4":"y #3 #4","4.4.3-4.4.4":"y #4","50":"y #4"},"bb":{"7":"y #3 #4","10":"y #4"},"op_mob":{"10":"y","11":"y","11.1":"y","11.5":"y","12":"y","12.1":"y","36":"y #4"},"and_chr":{"50":"y #4"},"and_ff":{"46":"y #3 #4"},"ie_mob":{"10":"y #3 #5","11":"y #3 #5"},"and_uc":{"9.9":"y #3 #4"}},"notes":"","notes_by_num":{"1":"Doesn't fire an `input` event when deleting text (via Backspace, Delete, Cut, etc.).","2":"Doesn't fire an `input` event when drag-and-dropping text into an `<input>` or `<textarea>`.","3":"`<select>` doesn't fire `input` events. See [Firefox bug](https://bugzilla.mozilla.org/show_bug.cgi?id=1024350) and [MS Edge bug](https://connect.microsoft.com/IE/feedback/details/1816207).","4":"Doesn't fire an `input` event when (un)checking a checkbox or radio button, or when changing the selected file(s) of an `<input type=\"file\">`. See [Chrome bug](https://code.google.com/p/chromium/issues/detail?id=534245), [Firefox bug](https://bugzilla.mozilla.org/show_bug.cgi?id=1206616), and [WebKit bug](https://bugs.webkit.org/show_bug.cgi?id=149398).","5":"Doesn't fire an `input` event when (un)checking a checkbox or radio button. See [MS Edge bug](https://connect.microsoft.com/IE/feedback/details/1883692)."},"usage_perc_y":88.73,"usage_perc_a":0.57,"ucprefix":false,"parent":"","keywords":"input,event","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"input-search":{"title":"Search input type","description":"Search field form input type. Intended to look like the underlying platform's native search field widget (if there is one). Other than its appearance, it's the same as an `<input type=\"text\">`.","spec":"https://html.spec.whatwg.org/multipage/forms.html#text-(type=text)-state-and-search-state-(type=search)","status":"ls","links":[{"url":"https://css-tricks.com/webkit-html5-search-inputs/","title":"CSS-Tricks article"},{"url":"http://www.wufoo.com/html5/types/5-search.html","title":"Wufoo's The Current State of HTML5 Forms: The search Type"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y #1","11":"y #1"},"edge":{"12":"y #1","13":"y #1","14":"y #1"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y #1","5":"y #1","6":"y #1","7":"y #1","8":"y #1","9":"y #1","10":"y #1","11":"y #1","12":"y #1","13":"y #1","14":"y #1","15":"y #1","16":"y #1","17":"y #1","18":"y #1","19":"y #1","20":"y #1","21":"y #1","22":"y #1","23":"y #1","24":"y #1","25":"y #1","26":"y #1","27":"y #1","28":"y #1","29":"y #1","30":"y #1","31":"y #1","32":"y #1","33":"y #1","34":"y #1","35":"y #1","36":"y #1","37":"y #1","38":"y #1","39":"y #1","40":"y #1","41":"y #1","42":"y #1","43":"y #1","44":"y #1","45":"y #1","46":"y #1","47":"y #1","48":"y #1","49":"y #1"},"chrome":{"4":"u","5":"u","6":"u","7":"u","8":"u","9":"u","10":"u","11":"u","12":"u","13":"u","14":"u","15":"y #1","16":"y #1","17":"y #1","18":"y #1","19":"y #1","20":"y #1","21":"u","22":"u","23":"u","24":"u","25":"u","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"u","3.2":"u","4":"u","5":"u","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"u","11.1":"u","11.5":"u","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"u","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y #1"},"android":{"2.1":"u","2.2":"u","2.3":"y #1","3":"y #1","4":"y #1","4.1":"y #1","4.2-4.3":"y #1","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y #1"},"op_mob":{"10":"n","11":"u","11.1":"u","11.5":"u","12":"y","12.1":"y #1","36":"y #1"},"and_chr":{"50":"y"},"and_ff":{"46":"y #1"},"ie_mob":{"10":"y #1","11":"y #1"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Does not use a special search-specific UI for the field, just the same UI as a regular `<input type=\"text\">`."},"usage_perc_y":93.66,"usage_perc_a":0,"ucprefix":false,"parent":"forms","keywords":"input,type,search","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-motion-paths":{"title":"CSS Motion Path","description":"Allows elements to be animated along SVG paths or shapes","spec":"https://drafts.fxtf.org/motion-1/","status":"unoff","links":[{"url":"http://codepen.io/danwilson/post/css-motion-paths","title":"Blog post"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/motion-path","title":"MDN article"},{"url":"https://googlechrome.github.io/samples/css-motion-path/index.html","title":"Demo"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1186329","title":"Firefox tracking bug"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n d #1","44":"n d #1","45":"n d #1","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n d #1","31":"n d #1","32":"n d #1","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Requires the \"Experimental Web Platform features\" flag to be enabled"},"usage_perc_y":45.59,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"cssmotionpath","chrome_id":"6190642178818048","firefox_id":"","webkit_id":""},"css-scroll-behavior":{"title":"CSSOM Scroll-behavior","description":"Method of specifying the scrolling behavior for a scrolling box, when scrolling happens due to navigation or CSSOM scrolling APIs.","spec":"https://drafts.csswg.org/cssom-view/#propdef-scroll-behavior","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/scroll-behavior","title":"Mozilla Developer Network"},{"url":"https://code.google.com/p/chromium/issues/detail?id=243871","title":"Chrome launch bug "},{"url":"https://blog.gospodarets.com/native_smooth_scrolling","title":"Blog post with demo"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n d #1 #2","42":"n d #1 #2","43":"n d #1 #2","44":"n d #1 #2","45":"n d #1 #2","46":"n d #1 #2","47":"n d #1 #2","48":"n d #1 #2","49":"n d #1 #2","50":"n d #1 #2","51":"n d #1 #2","52":"n d #1 #2","53":"n d #1 #2"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n d #1 #2","29":"n d #1 #2","30":"n d #1 #2","31":"n d #1 #2","32":"n d #1 #2","33":"n d #1 #2","34":"n d #1 #2","35":"n d #1 #2","36":"n d #1 #2","37":"n d #1 #2","38":"n d #1 #2","39":"n d #1 #2"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support refers to support everything except of `Element.scrollIntoView()` and not together with pinch viewport.","2":"Supported in Chrome and Opera behind the 'Smooth Scrolling' and/or 'Enable experimental web platform features' flag"},"usage_perc_y":7.51,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"smooth,scroll,cssom,scroll-behavior","ie_id":"cssomviewsmoothscrollapi","chrome_id":"5812155903377408","firefox_id":"","webkit_id":""},"subresource-integrity":{"title":"Subresource Integrity","description":"Subresource Integrity enables browsers to verify that file is delivered without unexpected manipulation.","spec":"http://www.w3.org/TR/SRI/","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/Security/Subresource_Integrity","title":"Subresource Integrity (MDN)"},{"url":"https://www.srihash.org/","title":"SRI generation and browser support test"},{"url":"https://sritest.io","title":"SRI hash webpage scanner"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=148363","title":"WebKit feature request bug"}],"categories":["HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":52.99,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"SRI, security, hash","ie_id":"subresourceintegrity","chrome_id":"","firefox_id":"subresource-integrity","webkit_id":""},"css-in-out-of-range":{"title":":in-range and :out-of-range CSS pseudo-classes","description":"If a temporal or number `<input>` has `max` and/or `min` attributes, then `:in-range` matches when the value is within the specified range and `:out-of-range` matches when the value is outside the specified range. If there are no range constraints, then neither pseudo-class matches.","spec":"http://www.w3.org/TR/selectors4/#range-pseudos","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/:out-of-range","title":"MDN article"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"a #2","14":"a #2"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"u","6":"u","7":"u","8":"u","9":"u","10":"u","11":"u","12":"u","13":"u","14":"u","15":"a #2","16":"a #2","17":"a #2","18":"a #2","19":"a #2","20":"a #2","21":"a #2","22":"a #2","23":"a #2","24":"a #2","25":"a #2","26":"a #2","27":"a #2","28":"a #2","29":"a #2","30":"a #2","31":"a #2","32":"a #2","33":"a #2","34":"a #2","35":"a #2","36":"a #2","37":"a #2","38":"a #2","39":"a #2","40":"a #2","41":"a #2","42":"a #2","43":"a #2","44":"a #2","45":"a #2","46":"a #2","47":"a #2","48":"a #2","49":"a #2","50":"a #2","51":"a #2","52":"a #2","53":"a #2"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"u","5.1":"a #2","6":"a #2","6.1":"a #2","7":"a #2","7.1":"a #2","8":"a #2","9":"a #2","9.1":"a #2","TP":"a #2"},"opera":{"9":"u","9.5-9.6":"u","10.0-10.1":"a #2","10.5":"a #2","10.6":"a #2","11":"a #2","11.1":"a #2","11.5":"a #2","11.6":"a #2","12":"a #2","12.1":"a #2","15":"a #2","16":"a #2","17":"a #2","18":"a #2","19":"a #2","20":"a #2","21":"a #2","22":"a #2","23":"a #2","24":"a #2","25":"a #2","26":"a #2","27":"a #2","28":"a #2","29":"a #2","30":"a #2","31":"a #2","32":"a #2","33":"a #2","34":"a #2","35":"a #2","36":"a #2","37":"a #2","38":"a #2","39":"a #2"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"a #2","6.0-6.1":"a #2","7.0-7.1":"a #2","8":"a #2","8.1-8.4":"a #2","9.0-9.2":"a #2","9.3":"a #2"},"op_mini":{"5.0-8.0":"a #1"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"a #2","4.1":"a #2","4.2-4.3":"a #2","4.4":"a #2","4.4.3-4.4.4":"a #2","50":"a #2"},"bb":{"7":"n","10":"a #2"},"op_mob":{"10":"a #2","11":"a #2","11.1":"a #2","11.5":"a #2","12":"a #2","12.1":"a #2","36":"a #2"},"and_chr":{"50":"a #2"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"a #2"}},"notes":"Note that `<input type=\"range\">` can never match `:out-of-range` because the user cannot input such a value, and if the initial value is outside the range, the browser immediately clamps it to the minimum or maximum (as appropriate) bound of the range.","notes_by_num":{"1":"Opera Mini correctly applies style on initial load, but does not correctly update when value is changed.","2":"`:in-range` also incorrectly matches temporal and `number` inputs which don't have `min` or `max` attributes. See [Chrome bug](https://bugs.chromium.org/p/chromium/issues/detail?id=603268), [WebKit bug](https://bugs.webkit.org/show_bug.cgi?id=156558), [Edge bug](https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/7200501/)."},"usage_perc_y":7.85,"usage_perc_a":78.61,"ucprefix":false,"parent":"","keywords":"in,out,of,range,:in-range,:out-of-range","ie_id":"cssrangepseudoclasses","chrome_id":"","firefox_id":"","webkit_id":""},"push-api":{"title":"Push API","description":"API to allow messages to be pushed from a server to a browser, even when the site isn't focused or even open in the browser.","spec":"https://w3c.github.io/push-api/","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Push_API","title":"MDN article"},{"url":"https://developers.google.com/web/updates/2015/03/push-notifications-on-the-open-web","title":"Google Developers article"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"y #2","45":"y #2","46":"y #2","47":"y #2","48":"y #2","49":"y #2"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"a #1 #2","45":"a #1 #2","46":"a #1 #2","47":"a #1 #2","48":"a #1 #2","49":"a #1 #2","50":"y #2","51":"y #2","52":"y #2","53":"y #2"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"u","38":"u","39":"u"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"y #2"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Partial support refers to not supporting `PushEvent.data` and `PushMessageData`","2":"Requires browser to be running to receive messages"},"usage_perc_y":25.61,"usage_perc_a":26.46,"ucprefix":false,"parent":"","keywords":"push notifications","ie_id":"pushapi","chrome_id":"5416033485586432","firefox_id":"push","webkit_id":""},"background-position-x-y":{"title":"background-position-x & background-position-y","description":"CSS longhand properties to define x or y positions separately.","spec":"https://drafts.csswg.org/css-backgrounds-4/#background-position-longhands","status":"unoff","links":[{"url":"https://msdn.microsoft.com/en-us/library/ms530719%28v=vs.85%29.aspx","title":"MSDN article"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=550426","title":"Firefox implementation bug"},{"url":"http://snook.ca/archives/html_and_css/background-position-x-y","title":"Blog post on background-position-x & y properties"}],"categories":["CSS"],"stats":{"ie":{"5.5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"y"},"chrome":{"4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"y","3.2":"y","4":"y","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"y","4.0-4.1":"y","4.2-4.3":"y","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"y","2.2":"y","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"A workaround for the lack of support in Firefox 31 - Firefox 48 is to use [CSS variables](https://developer.mozilla.org/en-US/docs/Web/CSS/Using_CSS_variables). See [this Stack Overflow answer](http://stackoverflow.com/a/29282573/94197) for an example.","notes_by_num":{},"usage_perc_y":81.87,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-revert-value":{"title":"CSS revert value","description":"A CSS keyword value that resets a property's value to the default specified by the browser in its UA stylesheet, as if the webpage had not included any CSS. For example, `display:revert` on a `<div>` would result in `display:block`. This is in contrast to the `initial` value, which is simply defined on a per-property basis, and for `display` would be `inline`.","spec":"https://www.w3.org/TR/css-cascade-4/#valdef-all-revert","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/revert","title":"Mozilla Developer Network"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1215878","title":"Firefox feature request bug"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/10469316-the-css4-revert-value","title":"Microsoft Edge feature request on UserVoice"},{"url":"https://code.google.com/p/chromium/issues/detail?id=579788","title":"Chrome feature request issue"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":6.17,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"CSS,reset,value","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-widows-orphans":{"title":"CSS widows & orphans","description":"CSS properties to control when lines break across pages or columns by defining the amount of lines that must be left before or after the break.","spec":"https://drafts.csswg.org/css-break-3/#widows-orphans","status":"rec","links":[{"url":"http://thenewcode.com/946/CSS-last-line-Controlling-Widows-amp-Orphans","title":"CSS last-line: Controlling Widows & Orphans"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=137367","title":"Firefox support bug"},{"url":"http://tympanus.net/codrops/css_reference/orphans/","title":"codrops article on orphans"},{"url":"http://tympanus.net/codrops/css_reference/widows/","title":"codrops article on widows"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"y #1","9":"y #1","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"u","48":"u","49":"u"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"y #1","9.5-9.6":"y #1","10.0-10.1":"y #1","10.5":"y #1","10.6":"y #1","11":"y #1","11.1":"y #1","11.5":"y #1","11.6":"y #1","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"y"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"n"}},"notes":"Some older WebKit-based browsers recognize the properties, but do not appear to have actual support","notes_by_num":{"1":"Supports widows & orphans properties, but due to not supporting CSS multi-columns the support is only for page breaks (for print)"},"usage_perc_y":75.95,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"web-bluetooth":{"title":"Web Bluetooth","description":"Access user-selected Bluetooth devices over GATT","spec":"http://webbluetoothcg.github.io/web-bluetooth/","status":"unoff","links":[{"url":"https://developers.google.com/web/updates/2015/07/interact-with-ble-devices-on-the-web","title":"Intro"},{"url":"https://googlechrome.github.io/samples/web-bluetooth","title":"Samples"},{"url":"https://github.com/WebBluetoothCG/demos","title":"Demos"},{"url":"https://github.com/WebBluetoothCG/web-bluetooth/blob/gh-pages/implementation-status.md","title":"Implementation Status"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n d #1","46":"n d #1","47":"n d #1","48":"n d #1","49":"n d #1","50":"n d #1","51":"u","52":"u","53":"u"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"u","39":"u"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n d #1"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Available by enabling the \"Web Bluetooth\" experimental flag in `about:flags`. Currently support [varies by OS](https://github.com/WebBluetoothCG/web-bluetooth/blob/gh-pages/implementation-status.md)"},"usage_perc_y":0,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"bluetooth,ble,iot,physicalweb,webbluetooth","ie_id":"webbluetooth","chrome_id":"5264933985976320","firefox_id":"web-bluetooth","webkit_id":""},"scrollintoview":{"title":"scrollIntoView","description":"The `Element.scrollIntoView()` method scrolls the current element into the visible area of the browser window. Parameters can be provided to set the position inside the visible area as well as whether scrolling should be instant or smooth.","spec":"https://drafts.csswg.org/cssom-view/#dom-element-scrollintoview","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/API/Element/scrollIntoView","title":"MDN article"}],"categories":["DOM","JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"a #1","9":"a #1","10":"a #1","11":"a #1"},"edge":{"12":"a #1","13":"a #1","14":"a #1"},"firefox":{"2":"a #1","3":"a #1","3.5":"a #1","3.6":"a #1","4":"a #1","5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"a #1","5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"a #1","40":"a #1","41":"a #1","42":"a #1","43":"a #1","44":"a #1","45":"a #1","46":"a #1","47":"a #1","48":"a #1","49":"a #1","50":"a #1","51":"a #1","52":"a #1","53":"a #1"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"a #1","6":"a #1","6.1":"a #1","7":"a #1","7.1":"a #1","8":"a #1","9":"a #1","9.1":"a #1","TP":"a #1"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"u","11.1":"u","11.5":"u","11.6":"a #1","12":"a #1","12.1":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"a #1"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"u","5.0-5.1":"a #1","6.0-6.1":"a #1","7.0-7.1":"a #1","8":"a #1","8.1-8.4":"a #1","9.0-9.2":"a #1","9.3":"a #1"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"u","2.2":"u","2.3":"a #1","3":"a #1","4":"a #1","4.1":"a #1","4.2-4.3":"a #1","4.4":"a #1","4.4.3-4.4.4":"a #1","50":"a #1"},"bb":{"7":"a #1","10":"a #1"},"op_mob":{"10":"a #1","11":"a #1","11.1":"a #1","11.5":"a #1","12":"a #1","12.1":"a #1","36":"a #1"},"and_chr":{"50":"a #1"},"and_ff":{"46":"a #1"},"ie_mob":{"10":"a #1","11":"a #1"},"and_uc":{"9.9":"a #1"}},"notes":"","notes_by_num":{"1":"Supports scrollIntoView with boolean parameter, but not `smooth` behavior option"},"usage_perc_y":7.51,"usage_perc_a":82.7,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-nth-child-of":{"title":"selector list argument of :nth-child and :nth-last-child CSS pseudo-classes","description":"The newest versions of `:nth-child()` and `:nth-last-child()` accept an optional `of S` clause which filters the children to only those which match the selector list `S`. For example, `:nth-child(1 of .foo)` selects the first child among the children that have the `foo` class (ignoring any non-`foo` children which precede that child). Similar to `:nth-of-type`, but for arbitrary selectors instead of only type selectors.","spec":"https://drafts.csswg.org/selectors/#the-nth-child-pseudo","status":"unoff","links":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=854148","title":"Mozilla Bug 854148 - Support for :nth-child(An+B of sel), :nth-last-child(An+B of sel) pseudo-classes"},{"url":"https://bugs.chromium.org/p/chromium/issues/detail?id=304163","title":"Chromium Issue 304163: Implement :nth-child(an+b of S) and :nth-last-child(an+b of S) pseudo-classes"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":8.97,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"nth-child,nth-last-child,nth,child,an,b,of,s,sel,selector,list","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":"feature-css-selector-:nth-child(an+b-of-selector-list)-and-:nth-last-child(an+b-of-selector-list)"},"focusin-focusout-events":{"title":"focusin & focusout events","description":"The `focusin` and `focusout` events fire just before the element gains or loses focus, and they bubble. By contrast, the `focus` and `blur` events fire after the focus has shifted, and don't bubble.","spec":"https://www.w3.org/TR/DOM-Level-3-Events/#event-type-focusin","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/Events/focusin","title":"focusin event at Mozilla Developer Network"},{"url":"https://developer.mozilla.org/en-US/docs/Web/Events/focusout","title":"focusout event at Mozilla Developer Network"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=687787","title":"Mozilla Bug 687787 - Add support for DOM3 focusin/focusout"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"u","5":"u","6":"u","7":"u","8":"u","9":"u","10":"u","11":"u","12":"u","13":"u","14":"u","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"u","3.2":"u","4":"u","5":"u","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"u","11.1":"u","11.5":"u","11.6":"y","12":"y","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"u","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"n","11":"u","11.1":"u","11.5":"u","12":"y","12.1":"y","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"In browsers that don't support these events, one alternative is to use a capture phase event listener for the `focus` and/or `blur` events.","notes_by_num":{},"usage_perc_y":81.78,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"focusin,focusout,focus,event","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-matches-pseudo":{"title":":matches() CSS pseudo-class","description":"The `:matches()` pseudo-class checks whether the element at its position in the outer selector matches any of the selectors in its selector list. It's useful syntactic sugar that allows you to avoid writing out all the combinations manually as separate selectors. The effect is similar to nesting in Sass and most other CSS preprocessors.","spec":"https://www.w3.org/TR/selectors4/#matches","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/:any","title":"Mozilla Developer Network article"},{"url":"https://webkit.org/blog/3615/css-selectors-inside-selectors-discover-matches-not-and-nth-child/","title":"WebKit blog post about adding `:matches()` and other Selectors Level 4 features"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=906353","title":"Mozilla Bug 906353 - Add support for css4 selector :matches(), the standard of :-moz-any()"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/9361350--matches","title":"Microsoft Edge UserVoice feature request for :matches()"},{"url":"http://output.jsbin.com/lehina","title":"JS Bin testcase"},{"url":"https://bugs.chromium.org/p/chromium/issues/detail?id=568705","title":"Issue 568705: Chrome does not support :matches() selector"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"u","3":"u","3.5":"u","3.6":"u","4":"a x #3","5":"a x #3","6":"a x #3","7":"a x #3","8":"a x #3","9":"a x #3","10":"a x #3","11":"a x #3","12":"a x #3","13":"a x #3","14":"a x #3","15":"a x #3","16":"a x #3","17":"a x #3","18":"a x #3","19":"a x #3","20":"a x #3","21":"a x #3","22":"a x #3","23":"a x #3","24":"a x #3","25":"a x #3","26":"a x #3","27":"a x #3","28":"a x #3","29":"a x #3","30":"a x #3","31":"a x #3","32":"a x #3","33":"a x #3","34":"a x #3","35":"a x #3","36":"a x #3","37":"a x #3","38":"a x #3","39":"a x #3","40":"a x #3","41":"a x #3","42":"a x #3","43":"a x #3","44":"a x #3","45":"a x #3","46":"a x #3","47":"a x #3","48":"a x #3","49":"a x #3"},"chrome":{"4":"u","5":"u","6":"u","7":"u","8":"u","9":"u","10":"u","11":"u","12":"u","13":"u","14":"u","15":"u","16":"u","17":"u","18":"u","19":"u","20":"u","21":"u","22":"u","23":"u","24":"u","25":"u","26":"a x #1","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1","40":"a x #1","41":"a x #1","42":"a x #1","43":"a x #1","44":"a x #1","45":"a x #1","46":"a x #1","47":"a x #1","48":"a x #1","49":"a x #1","50":"a x #1","51":"a x #1","52":"a x #1","53":"a x #1"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"u","5.1":"a x #1","6":"a x #1","6.1":"a x #1","7":"a x #1","7.1":"a x #1","8":"a x #1","9":"y #2","9.1":"y #2","TP":"y #2"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"a x #1","16":"a x #1","17":"a x #1","18":"a x #1","19":"a x #1","20":"a x #1","21":"a x #1","22":"a x #1","23":"a x #1","24":"a x #1","25":"a x #1","26":"a x #1","27":"a x #1","28":"a x #1","29":"a x #1","30":"a x #1","31":"a x #1","32":"a x #1","33":"a x #1","34":"a x #1","35":"a x #1","36":"a x #1","37":"a x #1","38":"a x #1","39":"a x #1"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"u","5.0-5.1":"u","6.0-6.1":"u","7.0-7.1":"a x #1","8":"a x #1","8.1-8.4":"a x #1","9.0-9.2":"y #2","9.3":"y #2"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"u","2.2":"u","2.3":"u","3":"u","4":"a x #1","4.1":"a x #1","4.2-4.3":"a x #1","4.4":"a x #1","4.4.3-4.4.4":"a x #1","50":"a x #1"},"bb":{"7":"u","10":"a x #1"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"a x #1"},"and_chr":{"50":"a x #1"},"and_ff":{"46":"a x #3"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"a x #1"}},"notes":"Most browsers support this spelled as a prefixed `:-vendor-any()` pseudo-class.","notes_by_num":{"1":"Only supports the `:-webkit-any()` pseudo-class, which is deprecated due to handling specificity incorrectly.","2":"Also supports the `:-webkit-any()` pseudo-class, which is deprecated due to handling specificity incorrectly.","3":"Only supports the `:-moz-any()` pseudo-class."},"usage_perc_y":8.97,"usage_perc_a":71.45,"ucprefix":false,"parent":"","keywords":":matches,matches,:any,any","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":"feature-css-selector-:matches()"},"rel-noopener":{"title":"rel=noopener","description":"Ensure new browsing contexts are opened without a useful `window.opener`","spec":"https://html.spec.whatwg.org/multipage/semantics.html#link-type-noopener","status":"ls","links":[{"url":"https://mathiasbynens.github.io/rel-noopener/","title":"Explainer"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1222516","title":"Gecko/Firefox issue"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=155166","title":"WebKit/Safari issue"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/12942405-implement-rel-noopener","title":"Edge feature request"}],"categories":["DOM","HTML5"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":43.91,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"rel,relation,link,security","ie_id":"","chrome_id":"5651874132787200","firefox_id":"","webkit_id":""},"css-text-justify":{"title":"CSS text-justify","description":"CSS property to define how text should be justified when `text-align: justify` is set.","spec":"https://drafts.csswg.org/css-text-3/#text-justify-property","status":"wd","links":[{"url":"https://crbug.com/248894","title":"Chrome support bug"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=99945","title":"WebKit support bug"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=276079","title":"Firefox support bug"}],"categories":["CSS"],"stats":{"ie":{"5.5":"u","6":"u","7":"u","8":"a #1","9":"a #1","10":"a #1","11":"a #1"},"edge":{"12":"a #1","13":"a #1","14":"a #1"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"u","48":"u","49":"u"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n d #2","44":"n d #2","45":"n d #2","46":"n d #2","47":"n d #2","48":"n d #2","49":"n d #2","50":"n d #2","51":"n d #2","52":"n d #2","53":"n d #2"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n d #2","31":"n d #2","32":"n d #2","33":"n d #2","34":"n d #2","35":"n d #2","36":"n d #2","37":"n d #2","38":"n d #2","39":"n d #2"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n d #2"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n d #2"},"and_chr":{"50":"n d #2"},"and_ff":{"46":"n"},"ie_mob":{"10":"a #1","11":"a #1"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Supports `inter-word`, but not `inter-character` or  `none`. Also supports the following unofficial values: `distribute` , `distribute-all-lines`, `distribute-center-last`, `inter-cluster`, `inter-ideograph`, `newspaper`. See [MSDN](https://msdn.microsoft.com/en-us/library/ms531172%28v=vs.85%29.aspx) for details.","2":"`inter-word` and `distribute` values supported behind the \"Experimental platform features\" flag but `distribute` support [is buggy](https://crbug.com/467406)"},"usage_perc_y":0,"usage_perc_a":9.18,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-scrollbar":{"title":"CSS scrollbar styling","description":"Non-standard methods of styling scrollbars.","spec":"https://webkit.org/blog/363/styling-scrollbars/","status":"unoff","links":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=77790","title":"Firefox support bug"},{"url":"http://stackoverflow.com/questions/9251354/css-customized-scroll-bar-in-div/14150577#14150577","title":"Stackoverflow article discussiong cross-browser support"},{"url":"http://codemug.com/html/custom-scrollbars-using-css/","title":"Tutorial for IE & WebKit/Blink browsers"},{"url":"https://noraesae.github.io/perfect-scrollbar/","title":"\"perfect-scrollbar\" - Minimal custom scrollbar plugin"},{"url":"http://manos.malihu.gr/jquery-custom-content-scroller/","title":"jQuery custom content scroller"}],"categories":["CSS"],"stats":{"ie":{"5.5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1"},"edge":{"12":"n","13":"n","14":"n"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"y x #2","5":"y x #2","6":"y x #2","7":"y x #2","8":"y x #2","9":"y x #2","10":"y x #2","11":"y x #2","12":"y x #2","13":"y x #2","14":"y x #2","15":"y x #2","16":"y x #2","17":"y x #2","18":"y x #2","19":"y x #2","20":"y x #2","21":"y x #2","22":"y x #2","23":"y x #2","24":"y x #2","25":"y x #2","26":"y x #2","27":"y x #2","28":"y x #2","29":"y x #2","30":"y x #2","31":"y x #2","32":"y x #2","33":"y x #2","34":"y x #2","35":"y x #2","36":"y x #2","37":"y x #2","38":"y x #2","39":"y x #2","40":"y x #2","41":"y x #2","42":"y x #2","43":"y x #2","44":"y x #2","45":"y x #2","46":"y x #2","47":"y x #2","48":"y x #2","49":"y x #2","50":"y x #2","51":"y x #2","52":"y x #2","53":"y x #2"},"safari":{"3.1":"u","3.2":"u","4":"u","5":"u","5.1":"y x #2","6":"y x #2","6.1":"y x #2","7":"y x #2","7.1":"y x #2","8":"y x #2","9":"y x #2","9.1":"y x #2","TP":"y x #2"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x #2","16":"y x #2","17":"y x #2","18":"y x #2","19":"y x #2","20":"y x #2","21":"y x #2","22":"y x #2","23":"y x #2","24":"y x #2","25":"y x #2","26":"y x #2","27":"y x #2","28":"y x #2","29":"y x #2","30":"y x #2","31":"y x #2","32":"y x #2","33":"y x #2","34":"y x #2","35":"y x #2","36":"y x #2","37":"y x #2","38":"y x #2","39":"y x #2"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"u","5.0-5.1":"u","6.0-6.1":"u","7.0-7.1":"y x #2","8":"y x #2","8.1-8.4":"y x #2","9.0-9.2":"y x #2","9.3":"y x #2"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"u","2.2":"u","2.3":"y x #2","3":"y x #2","4":"y x #2","4.1":"y x #2","4.2-4.3":"y x #2","4.4":"y x #2","4.4.3-4.4.4":"y x #2","50":"y x #2"},"bb":{"7":"y x #2","10":"y x #2"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y x #2"},"and_chr":{"50":"y x #2"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"y x #2"}},"notes":"Currently scrollbar styling doesn't appear to be on any standards track.","notes_by_num":{"1":"Only supports styling [scrollbar colors](https://msdn.microsoft.com/en-us/library/ms531155%28v=vs.85%29.aspx), no other properties to define the scrollbar's appearance.","2":"Supports scrollbar styling via CSS [pseudo-properties](https://webkit.org/blog/363/styling-scrollbars/)."},"usage_perc_y":72.49,"usage_perc_a":7.29,"ucprefix":false,"parent":"","keywords":"scrollbar-button,scrollbar-track,scrollbar-thumb,scrollbar-base-color,scrollbar-face-color","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"link-rel-preload":{"title":"Resource Hints: preload","description":"Using `<link rel=\"preload\">`, browsers can be informed to prefetch resources without having to execute them, allowing fine-grained control over when and how resources are loaded.","spec":"https://w3c.github.io/preload/","status":"wd","links":[{"url":"https://www.smashingmagazine.com/2016/02/preload-what-is-it-good-for/","title":"Preload: What Is It Good For?"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1222633","title":"Firefox support bug"}],"categories":["DOM"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":19.14,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"preload","chrome_id":"","firefox_id":"","webkit_id":""},"css-case-insensitive":{"title":"Case-insensitive CSS attribute selectors","description":"Including an `i` before the `]` in a CSS attribute selector causes the attribute value to be matched in an ASCII-case-insensitive manner. For example, `[b=\"xyz\" i]` would match both `<a b=\"xyz\">` and `<a b=\"XYZ\">`.","spec":"https://drafts.csswg.org/selectors-4/#attribute-case","status":"unoff","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/Attribute_selectors#case-insensitive","title":"Mozilla Developer Network article"},{"url":"http://jsbin.com/zutuna/edit?html,css,output","title":"JS Bin testcase"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":52.9,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"i,attribute,case,insensitive,sensitive,sensitivity,insensitivity","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-default-pseudo":{"title":":default CSS pseudo-class","description":"The `:default` pseudo-class matches checkboxes and radio buttons which are checked by default, `<option>`s with the `selected` attribute, and the default submit button (if any) of a form.","spec":"https://drafts.csswg.org/selectors-4/#the-default-pseudo","status":"unoff","links":[{"url":"https://html.spec.whatwg.org/multipage/scripting.html#selector-default","title":"HTML specification for `:default`"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/:default","title":"Mozilla Developer Network article"},{"url":"https://wpdev.uservoice.com/forums/257854-microsoft-edge-developer/suggestions/13311459--default-pseudo-class-from-selectors-level-4","title":"MS Edge feature request on UserVoice"},{"url":"http://jsbin.com/hiyada/edit?html,css,output","title":"JS Bin testcase"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=156230","title":"WebKit bug 156230 - `:default` CSS pseudo-class should match checkboxes+radios with a `checked` attribute"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"u","3":"u","3.5":"u","3.6":"u","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"u","5":"u","6":"u","7":"u","8":"u","9":"u","10":"u","11":"u","12":"u","13":"u","14":"u","15":"u","16":"u","17":"u","18":"u","19":"u","20":"u","21":"u","22":"u","23":"u","24":"u","25":"u","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"a #1","40":"a #1","41":"a #1","42":"a #1","43":"a #1","44":"a #1","45":"a #1","46":"a #1","47":"a #1","48":"a #1","49":"a #1","50":"a #1","51":"y","52":"y","53":"y"},"safari":{"3.1":"u","3.2":"u","4":"u","5":"u","5.1":"a #1","6":"a #1","6.1":"a #1","7":"a #1","7.1":"a #1","8":"a #1","9":"a #1","9.1":"a #1","TP":"a #1"},"opera":{"9":"u","9.5-9.6":"u","10.0-10.1":"u","10.5":"u","10.6":"u","11":"u","11.1":"u","11.5":"u","11.6":"a #2","12":"a #2","12.1":"a #2","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"u","5.0-5.1":"u","6.0-6.1":"u","7.0-7.1":"a #1","8":"a #1","8.1-8.4":"a #1","9.0-9.2":"a #1","9.3":"a #1"},"op_mini":{"5.0-8.0":"a #2"},"android":{"2.1":"u","2.2":"u","2.3":"u","3":"u","4":"a #1","4.1":"a #1","4.2-4.3":"a #1","4.4":"a #1","4.4.3-4.4.4":"a #1","50":"a #1"},"bb":{"7":"u","10":"a #1"},"op_mob":{"10":"u","11":"u","11.1":"u","11.5":"u","12":"u","12.1":"a #2","36":"a #1"},"and_chr":{"50":"a #1"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"a #1"}},"notes":"Whether `<option selected>` matches `:default` (per the spec) was not tested since `<select>`s and `<option>`s are generally not styleable, which makes it hard to formulate a test for this.","notes_by_num":{"1":"Does not match `<input type=\"checkbox\" checked>` or `<input type=\"radio\" checked>`","2":"Does not match the default submit button of a form"},"usage_perc_y":8.43,"usage_perc_a":77.15,"ucprefix":false,"parent":"","keywords":":default,default","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-optional-pseudo":{"title":":optional CSS pseudo-class","description":"The `:optional` pseudo-class matches form inputs (`<input>`, `<textarea>`, `<select>`) which are not `:required`.","spec":"https://drafts.csswg.org/selectors-4/#optional-pseudo","status":"unoff","links":[{"url":"https://html.spec.whatwg.org/multipage/scripting.html#selector-optional","title":"HTML specification for `:optional`"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/:optional","title":"Mozilla Developer Network article"},{"url":"http://jsbin.com/fihudu/edit?html,css,output","title":"JS Bin testcase"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"y","11":"y"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"u","5":"u","6":"u","7":"u","8":"u","9":"u","10":"u","11":"u","12":"u","13":"u","14":"u","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"y","5.1":"y","6":"y","6.1":"y","7":"y","7.1":"y","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"u","9.5-9.6":"u","10.0-10.1":"a #1","10.5":"a #1","10.6":"a #1","11":"a #1","11.1":"a #1","11.5":"a #1","11.6":"a #1","12":"a #1","12.1":"a #1","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"y","6.0-6.1":"y","7.0-7.1":"y","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"a #1"},"android":{"2.1":"u","2.2":"u","2.3":"y","3":"y","4":"y","4.1":"y","4.2-4.3":"y","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"y","10":"y"},"op_mob":{"10":"a #1","11":"a #1","11.1":"a #1","11.5":"a #1","12":"a #1","12.1":"a #1","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"y","11":"y"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Does not match non-required `<select>`s"},"usage_perc_y":88.66,"usage_perc_a":5.22,"ucprefix":false,"parent":"form-validation","keywords":":optional,optional,:required,required","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-indeterminate-pseudo":{"title":":indeterminate CSS pseudo-class","description":"The `:indeterminate` pseudo-class matches indeterminate checkboxes, indeterminate `<progress>` bars, and radio buttons with no checked button in their radio button group.","spec":"https://drafts.csswg.org/selectors-4/#indeterminate","status":"unoff","links":[{"url":"https://html.spec.whatwg.org/multipage/scripting.html#selector-indeterminate","title":"HTML specification for `:indeterminate`"},{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/:indeterminate","title":"Mozilla Developer Network article"},{"url":"https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/7124038/","title":"EdgeHTML issue 7124038 - `:indeterminate` pseudo-class doesn't match radio buttons"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=885359","title":"Mozilla Bug 885359 - Radio groups without a selected radio button should have `:indeterminate` applying"},{"url":"https://bugs.webkit.org/show_bug.cgi?id=156270","title":"WebKit Bug 156270 - `:indeterminate` pseudo-class should match radios whose group has no checked radio"},{"url":"http://jsbin.com/zumoqu/edit?html,css,js,output","title":"JS Bin testcase"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"a #1 #2","10":"a #1","11":"a #1"},"edge":{"12":"a #1","13":"a #1","14":"u"},"firefox":{"2":"u","3":"u","3.5":"u","3.6":"u","4":"a #1 #2","5":"a #1 #2","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"a #1","40":"a #1","41":"a #1","42":"a #1","43":"a #1","44":"a #1","45":"a #1","46":"a #1","47":"a #1","48":"u","49":"u"},"chrome":{"4":"u","5":"u","6":"u","7":"u","8":"u","9":"u","10":"u","11":"u","12":"u","13":"u","14":"u","15":"u","16":"u","17":"u","18":"u","19":"u","20":"u","21":"u","22":"u","23":"u","24":"u","25":"u","26":"a #1","27":"a #1","28":"a #1","29":"a #1","30":"a #1","31":"a #1","32":"a #1","33":"a #1","34":"a #1","35":"a #1","36":"a #1","37":"a #1","38":"a #1","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"u","3.2":"u","4":"u","5":"u","5.1":"a #1 #2","6":"u","6.1":"a #1","7":"a #1","7.1":"a #1","8":"a #1","9":"a #1","9.1":"a #1","TP":"a #1"},"opera":{"9":"u","9.5-9.6":"u","10.0-10.1":"u","10.5":"u","10.6":"u","11":"u","11.1":"u","11.5":"u","11.6":"a #3","12":"a #3","12.1":"a #3","15":"a #1","16":"a #1","17":"a #1","18":"a #1","19":"a #1","20":"a #1","21":"a #1","22":"a #1","23":"a #1","24":"a #1","25":"a #1","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"u","4.2-4.3":"u","5.0-5.1":"u","6.0-6.1":"u","7.0-7.1":"a #1","8":"a #1","8.1-8.4":"a #1","9.0-9.2":"a #1","9.3":"a #1"},"op_mini":{"5.0-8.0":"a #3"},"android":{"2.1":"u","2.2":"u","2.3":"u","3":"u","4":"a #1 #2","4.1":"a #1 #2","4.2-4.3":"a #1 #2","4.4":"a #1","4.4.3-4.4.4":"u","50":"y"},"bb":{"7":"u","10":"a #1"},"op_mob":{"10":"u","11":"u","11.1":"u","11.5":"u","12":"u","12.1":"a #3","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"a #1"},"ie_mob":{"10":"a #1","11":"a #1"},"and_uc":{"9.9":"y"}},"notes":"","notes_by_num":{"1":"Doesn't match radio buttons whose radio button group lacks a checked radio button","2":"Doesn't support the `<progress>` element","3":"Doesn't match indeterminate `<progress>` bars"},"usage_perc_y":56.38,"usage_perc_a":36.66,"ucprefix":false,"parent":"","keywords":":indeterminate,indeterminate","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"webgl2":{"title":"WebGL 2.0","description":"Next version of WebGL. Based on OpenGL ES 3.0.","spec":"https://www.khronos.org/registry/webgl/specs/latest/2.0/","status":"other","links":[{"url":"https://blog.mozilla.org/futurereleases/2015/03/03/an-early-look-at-webgl-2/","title":"Firefox blog post"},{"url":"https://www.khronos.org/webgl/wiki/Getting_a_WebGL_Implementation","title":"Getting a WebGL Implementation"}],"categories":["Canvas"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"n"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n d #1 #2","26":"n d #1 #2","27":"n d #1 #2","28":"n d #1 #2","29":"n d #1 #2","30":"n d #1 #2","31":"n d #1 #2","32":"n d #1 #2","33":"n d #1 #2","34":"n d #1 #2","35":"n d #1 #2","36":"n d #1 #2","37":"n d #1 #2","38":"n d #1 #2","39":"n d #1 #2","40":"n d #1 #2","41":"n d #1 #2","42":"n d #1 #2","43":"n d #1 #2","44":"n d #1 #2","45":"n d #2","46":"n d #2","47":"n d #2","48":"n d #2","49":"n d #2"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n d #3","44":"n d #3","45":"n d #3","46":"n d #3","47":"n d #3","48":"n d #3","49":"n d #3","50":"n d #3","51":"n d #3","52":"n d #3","53":"n d #3"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"u"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{"1":"Can be enabled in Firefox by setting the about:config preference webgl.enable-prototype-webgl2 to true","2":"WebGL2 context is accessed from \"experimental-webgl2\" rather than \"webgl2\"","3":"Can be enabled in Chrome by passing the \"--enable-unsafe-es3-apis\" flag when starting the browser through the command line"},"usage_perc_y":0,"usage_perc_a":0,"ucprefix":false,"parent":"canvas","keywords":"web gl","ie_id":"webgl20","chrome_id":"6694359164518400","firefox_id":"webgl-2","webkit_id":"specification-webgl-2"},"document-currentscript":{"title":"document.currentScript","description":"`document.currentScript` returns the `<script>` element whose script is currently being processed.","spec":"https://html.spec.whatwg.org/multipage/dom.html#dom-document-currentscript","status":"ls","links":[{"url":"https://github.com/JamesMGreene/document.currentScript","title":"Polyfill (IE 6-10 only)"}],"categories":["JS API"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"y","13":"y","14":"y"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y","43":"y","44":"y","45":"y","46":"y","47":"y","48":"y","49":"y","50":"y","51":"y","52":"y","53":"y"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"y","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"y","8.1-8.4":"y","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y","4.4.3-4.4.4":"y","50":"y"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"y"},"and_chr":{"50":"y"},"and_ff":{"46":"y"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":70.66,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-descendant-gtgt":{"title":"Explicit descendant combinator >>","description":"An explicit, non-whitespace spelling of the descendant combinator. `A >> B` is equivalent to `A B`.","spec":"https://drafts.csswg.org/selectors-4/#descendant-combinators","status":"unoff","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/Descendant_selectors","title":"MDN article"},{"url":"http://jsbin.com/qipekof/edit?html,css,output","title":"JS Bin testcase"},{"url":"https://bugs.chromium.org/p/chromium/issues/detail?id=446050","title":"Chrome issue #446050: Implement Descendant Combinator \">>\""},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1266283","title":"Mozilla bug #1266283 - Implement CSS4 descendant combinator `>>`"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"u"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":0,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":""},"css-has":{"title":":has() CSS relational pseudo-class","description":"Only select elements containing specified content. For example, `a:has(>img)` selects all `<a>` elements that contain an `<img>` child.","spec":"https://drafts.csswg.org/selectors-4/#relational","status":"unoff","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/:has","title":":has() on MDN"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=418039","title":"Firefox support bug"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"n"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"n"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"n","9.1":"n","TP":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"n","9.3":"n"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":0,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"children,parent,selector","ie_id":"cssrelationalpseudoclasshas","chrome_id":"","firefox_id":"","webkit_id":""},"css-not-sel-list":{"title":"selector list argument of :not()","description":"Selectors Level 4 allows the `:not()` pseudo-class to accept a list of selectors, which the element must not match any of. Selectors Level 3 only allowed `:not()` to accept a single simple selector. Thus, `:not(a):not(.b):not([c])` can instead be written as `:not(a, .b, [c])`","spec":"https://www.w3.org/TR/selectors4/#negation","status":"wd","links":[{"url":"https://developer.mozilla.org/en-US/docs/Web/CSS/:not","title":"MDN article"},{"url":"https://bugs.chromium.org/p/chromium/issues/detail?id=580628","title":"Chrome feature request issue"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=933562","title":"Firefox feature request bug"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"edge":{"12":"n","13":"n","14":"u"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"u","49":"u"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"n","41":"n","42":"n","43":"n","44":"n","45":"n","46":"n","47":"n","48":"n","49":"n","50":"n","51":"n","52":"n","53":"u"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n","9":"y","9.1":"y","TP":"y"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"n","7.0-7.1":"n","8":"n","8.1-8.4":"n","9.0-9.2":"y","9.3":"y"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","50":"n"},"bb":{"7":"n","10":"n"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","36":"n"},"and_chr":{"50":"n"},"and_ff":{"46":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":8.97,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"negation,not,pseudo,selector,selectors,list,multiple,argument,level,4","ie_id":"","chrome_id":"","firefox_id":"","webkit_id":"feature-css-selector-:not()-level-4"}}}