On the standards track: No
Is Experimental: No
Is Deprecated: Yes
In Chrome version 13 on 2011-08-02
In Chrome Android version 18 on 2012-06-27
In Edge version 79 on 2020-01-15
Not in Firefox
Not in Firefox for Android
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 6 on 2012-07-25 Removed from Safari version 8 on 2014-10-16
In Safari on iOS version 6 on 2012-09-10 Removed from Safari on iOS version 8 on 2014-09-17
In Samsung Internet version 1.0 on 2013-04-27
In WebView Android version 4.4 on 2013-12-09
In WebView on iOS version 6 on 2012-09-10 Removed from WebView on iOS version 8 on 2014-09-17