On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 29 on 2013-08-20
In Chrome Android version 29 on 2013-08-21
In Edge version 12 on 2015-07-28
In Firefox version 8 on 2011-11-08
In Firefox for Android version 8 on 2011-11-08
In Internet Explorer version 9 on 2011-03-14
In Quest Browser version 5.0 on undefined
Not in Opera
Not in Opera Android
Not in Safari
Not in Safari on iOS
In Samsung Internet version 2.0 on 2014-10-17
In WebView Android version 4.4 on 2013-12-09