On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 23 on 2012-11-06
In Chrome Android version 25 on 2013-02-27
In Edge version 12 on 2015-07-28
In Firefox version 27 on 2014-02-04
In Firefox for Android version 27 on 2014-02-04
In Internet Explorer version 11 on 2013-10-17
In Quest Browser version 5.0 on undefined
In Opera version ≤12.1 on undefined
In Opera Android version ≤12.1 on undefined
In Safari version 6 on 2012-07-25
In Safari on iOS version 7 on 2013-09-18
In Samsung Internet version 1.5 on 2013-09-25
In WebView Android version 4.4 on 2013-12-09