On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 31 on 2013-11-12
In Chrome Android version 31 on 2013-11-14
In Edge version 12 on 2015-07-28
In Firefox version 50 on 2016-11-15
In Firefox for Android version 50 on 2016-11-15
Not in Internet Explorer
In Quest Browser version 5.0 on undefined
In Opera version 12 on 2012-06-14
In Opera Android version ≤14 on undefined
In Safari version 6 on 2012-07-25
In Safari on iOS version 6 on 2012-09-10
In Samsung Internet version 2.0 on 2014-10-17
In WebView Android version 4.4.3 on 2014-06-02