<audio>#return !!document.createElement('audio').canPlayType;<audio> in MP3 format#-
var a = document.createElement('audio');
return !!(a.canPlayType && a.canPlayType('audio/mpeg;').replace(/no/, ''));
<audio> in Vorbis format#-
var a = document.createElement('audio');
return !!(a.canPlayType && a.canPlayType('audio/ogg; codecs="vorbis"').replace(/no/, ''));
<audio> in WAV format#-
var a = document.createElement('audio');
return !!(a.canPlayType && a.canPlayType('audio/wav; codecs="1"').replace(/no/, ''));
<audio> in AAC format#-
var a = document.createElement('audio');
return !!(a.canPlayType && a.canPlayType('audio/mp4; codecs="mp4a.40.2"').replace(/no/, ''));
<canvas>#return !!document.createElement('canvas').getContext;<canvas> text API#-
var c = document.createElement('canvas');
return c.getContext && typeof c.getContext('2d').fillText == 'function';
<command>#return 'type' in document.createElement('command');<datalist>#-
return 'options' in document.createElement('datalist');
<details>#return 'open' in document.createElement('details');<device>#return 'type' in document.createElement('device');<form> constraint validation#return 'noValidate' in document.createElement('form');<iframe sandbox>#return 'sandbox' in document.createElement('iframe');<iframe srcdoc>#return 'srcdoc' in document.createElement('iframe');<input autofocus>#return 'autofocus' in document.createElement('input');<input placeholder>#return 'placeholder' in document.createElement('input');<textarea placeholder>#return 'placeholder' in document.createElement('textarea');<input type="color">#-
var i = document.createElement('input');
i.setAttribute('type', 'color');
return i.type !== 'text';
<input type="email">#-
var i = document.createElement('input');
i.setAttribute('type', 'email');
return i.type !== 'text';
<input type="number">#-
var i = document.createElement('input');
i.setAttribute('type', 'number');
return i.type !== 'text';
<input type="range">#-
var i = document.createElement('input');
i.setAttribute('type', 'range');
return i.type !== 'text';
<input type="search">#-
var i = document.createElement('input');
i.setAttribute('type', 'search');
return i.type !== 'text';
<input type="tel">#-
var i = document.createElement('input');
i.setAttribute('type', 'tel');
return i.type !== 'text';
<input type="url">#-
var i = document.createElement('input');
i.setAttribute('type', 'url');
return i.type !== 'text';
<input type="date">#-
var i = document.createElement('input');
i.setAttribute('type', 'date');
return i.type !== 'text';
<input type="time">#-
var i = document.createElement('input');
i.setAttribute('type', 'time');
return i.type !== 'text';
<input type="datetime">#-
var i = document.createElement('input');
i.setAttribute('type', 'datetime');
return i.type !== 'text';
<input type="datetime-local">#-
var i = document.createElement('input');
i.setAttribute('type', 'datetime-local);
return i.type !== 'text';
<input type="month">#-
var i = document.createElement('input');
i.setAttribute('type', 'month');
return i.type !== 'text';
<input type="week">#-
var i = document.createElement('input');
i.setAttribute('type', 'week');
return i.type !== 'text';
<meter>#return 'value' in document.createElement('meter');<output>#return 'value' in document.createElement('output');<progress>#return 'value' in document.createElement('progress');<time>#return 'valueAsDate' in document.createElement('time');<video>#return !!document.createElement('video').canPlayType;<video> captions#return 'src' in document.createElement('track');<video poster>#return 'poster' in document.createElement('video');<video> in WebM format#-
var v = document.createElement('video');
return !!(v.canPlayType && v.canPlayType('video/webm; codecs="vp8, vorbis"').replace(/no/, ''));
<video> in H.264 format#-
var v = document.createElement('video');
return !!(v.canPlayType && v.canPlayType('video/mp4; codecs="avc1.42E01E, mp4a.40.2"').replace(/no/, ''));
<video> in Theora format#-
var v = document.createElement('video');
return !!(v.canPlayType && v.canPlayType('video/ogg; codecs="theora"').replace(/no/, ''));
contentEditable#return 'isContentEditable' in document.createElement('span');- Cross-document messaging#
return !!window.postMessage;- Drag-and-drop#
return 'draggable' in document.createElement('span');- File API#
return typeof FileReader != 'undefined';- Geolocation#
return !!navigator.geolocation;- History#
return !!(window.history && window.history.pushState);- Local storage#
-
try {
return 'localStorage' in window && window['localStorage'] !== null;
} catch(e) {
return false;
}
- Microdata#
return !!document.getItems;- Offline web applications#
return !!window.applicationCache;- Server-sent events#
return typeof EventSource !== 'undefined';- Session storage#
-
try {
return 'sessionStorage' in window && window['sessionStorage'] !== null;
} catch(e) {
return false;
}
- SVG#
return !!(document.createElementNS && document.createElementNS('http://www.w3.org/2000/svg', 'svg').createSVGRect);- SVG in
text/html#
-
var e = document.createElement('div');
e.innerHTML = '<svg></svg>';
return !!(window.SVGSVGElement && e.firstChild instanceof window.SVGSVGElement);
- Undo#
return typeof UndoManager !== 'undefined';- IndexedDB#
return !!window.indexedDB;- Web Sockets#
return !!window.WebSocket;- Web SQL Database#
return !!window.openDatabase;- Web Workers#
return !!window.Worker;- Widgets: am I in one?#
return typeof widget !== 'undefined';- XMLHttpRequest: cross-domain requests#
return "withCredentials" in new XMLHttpRequest;- XMLHttpRequest: send as form data#
return !!window.FormData;- XMLHttpRequest: upload progress events#
return "upload" in new XMLHttpRequest;
