On the standards track: Yes
Is Experimental: No
Is Deprecated: Yes
In Chrome version 53 on 2016-08-31
In Chrome Android version 53 on 2016-09-07
In Edge version 12 on 2015-07-29
In Firefox version 17 on 2012-11-20
In Firefox for Android version 24 on 2013-09-17
Not in Internet Explorer
Not in Node.js
In Quest Browser version 5.0 on undefined
In Opera version 40 on 2016-09-20
In Opera Android version 41 on 2016-10-25
In Safari version 11 on 2017-09-19 Removed from Safari version 12 on 2018-09-17
In Safari on iOS version 11 on 2017-09-19 Removed from Safari on iOS version 12 on 2018-09-17
In Samsung Internet version 6.0 on 2017-08-23
In WebView Android version 53 on 2016-09-07
In WebView on iOS version 11 on 2017-09-19 Removed from WebView on iOS version 12 on 2018-09-17