On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 37 on 2014-08-26
In Chrome Android version 37 on 2014-09-03
Not in Edge
In Firefox version 33 on 2014-10-14
Not in Firefox for Android
In Internet Explorer version 10 on 2012-10-26
In Quest Browser version 5.0 on undefined
In Opera version 24 on 2014-09-02
Not in Opera Android
In Safari version 8 on 2014-10-16
In Safari on iOS version 8 on 2014-09-17
Not in Samsung Internet
Not in WebView Android