On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 5 on 2010-05-25
Not in Chrome Android
In Edge version 79 on 2020-01-15
In Firefox version 29 on 2014-04-29
In Firefox for Android version 33 on 2014-10-14
Not in Internet Explorer
Not in Quest Browser
In Opera version 10.6 on 2010-07-01
In Opera Android version 11 on 2011-03-22 Removed from Opera Android version 14 on 2013-05-21
Not in Safari
Not in Safari on iOS
In Samsung Internet version 4.0 on 2016-03-11 Removed from Samsung Internet version 5.0 on 2016-12-15
Not in WebView Android