On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 30 on 2013-10-01
Not in Chrome Android
In Edge version 79 on 2020-01-15
In Firefox version 2 on 2006-10-24
In Firefox for Android version 4 on 2011-03-29
Not in Internet Explorer
Not in Quest Browser
In Opera version 17 on 2013-10-08
Not in Opera Android
Not in Safari
Not in Safari on iOS
Not in Samsung Internet
Not in WebView Android