On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 27 on 2013-05-21
In Chrome Android version 27 on 2013-05-22
In Edge version 12 on 2015-07-29
In Firefox version 4 on 2011-03-22
In Firefox for Android version 4 on 2011-03-29
In Internet Explorer version 10 on 2012-10-26
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 7 on 2013-10-22
In Safari on iOS version 7 on 2013-09-18
In Samsung Internet version 2.0 on 2014-10-17
In WebView Android version 4.4 on 2013-12-09
In WebView on iOS version 7 on 2013-09-18