On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 22 on 2012-09-25
In Chrome Android version 25 on 2013-02-27
In Edge version 12 on 2015-07-28
In Firefox version 22 on 2013-06-25
In Firefox for Android version 22 on 2013-06-25
In Internet Explorer version 11 on 2013-10-17
In Quest Browser version 5.0 on undefined
In Opera version 12.1 on 2012-11-20
In Opera Android version 12.1 on 2012-10-09
Not in Safari
Not in Safari on iOS
In Samsung Internet version 1.5 on 2013-09-25
In WebView Android version 4.4 on 2013-12-09