On the standards track: No
Is Experimental: No
Is Deprecated: Yes
In Chrome version 4 on 2010-01-25
In Chrome Android version 18 on 2012-06-27
In Edge version 12 on 2015-07-28
Not in Firefox
In Firefox for Android version 4 on 2011-03-29 Removed from Firefox for Android version 84 on 2020-12-15
In Internet Explorer version 10 on 2012-10-26
In Quest Browser version 5.0 on undefined
In Opera version 10.6 on 2010-07-01
In Opera Android version 11 on 2011-03-22
In Safari version 4 on 2009-06-08
In Safari on iOS version 3.2 on 2010-04-03
In Samsung Internet version 1.0 on 2013-04-27
In WebView Android version 4.4 on 2013-12-09