On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 33 on 2014-02-20
In Chrome Android version 33 on 2014-02-26
In Edge version 12 on 2015-07-28
In Firefox version 41 on 2015-09-22
In Firefox for Android version 41 on 2015-09-22
In Internet Explorer version 11 on 2013-10-17
In Quest Browser version 5.0 on undefined
In Opera version 20 on 2014-03-04
In Opera Android version 20 on 2014-03-06
Not in Safari
Not in Safari on iOS
In Samsung Internet version 2.0 on 2014-10-17
In WebView Android version 37 on 2014-09-03