On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 14 on 2011-09-16
In Chrome Android version 18 on 2012-06-27
Not in Edge
In Firefox version 20 on 2013-04-02
In Firefox for Android version 20 on 2013-04-02
Not in Internet Explorer
In Quest Browser version 5.0 on undefined
In Opera version 15 on 2013-07-02
In Opera Android version 14 on 2013-05-21
In Safari version 10.1 on 2017-03-27
In Safari on iOS version 13 on 2019-09-19
In Samsung Internet version 1.0 on 2013-04-27
In WebView Android version 4.4 on 2013-12-09