On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 45 on 2015-09-01
In Chrome Android version 45 on 2015-09-01
In Edge version 79 on 2020-01-15
In Firefox version 1 on 2004-11-09
In Firefox for Android version 4 on 2011-03-29
Not in Internet Explorer
In Quest Browser version 5.0 on undefined
In Opera version 32 on 2015-09-15
In Opera Android version 32 on 2015-09-23
In Safari version 5 on 2010-06-07
In Safari on iOS version 4.2 on 2010-11-22
In Samsung Internet version 5.0 on 2016-12-15
In WebView Android version 45 on 2015-09-01