On the standards track: Yes
Is Experimental: No
Is Deprecated: No
Not in Chrome
In Chrome Android version 18 on 2012-06-27
Not in Edge
Not in Firefox
In Firefox for Android version 4 on 2011-03-29
Not in Internet Explorer
In Quest Browser version 5.0 on undefined
Not in Opera
In Opera Android version 10.1 on 2010-11-09
Not in Safari
In Safari on iOS version 3 on 2009-06-17
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 3 on 2009-06-17