On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 33 on 2014-02-20
In Chrome Android version 33 on 2014-02-26
In Edge version 18 on 2018-10-02
In Firefox version 31 on 2014-07-22
In Firefox for Android version 31 on 2014-07-22
Not in Internet Explorer
In Quest Browser version 5.0 on undefined
In Opera version 20 on 2014-03-04
In Opera Android version 20 on 2014-03-06
In Safari version 8 on 2014-10-16
In Safari on iOS version 8 on 2014-09-17
In Samsung Internet version 2.0 on 2014-10-17
In WebView Android version 4.4.3 on 2014-06-02