On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Bun version 1.0.0 on 2023-09-08
In Chrome version 59 on 2017-06-05
In Chrome Android version 59 on 2017-06-06
In Deno version 1.0 on 2020-05-13
In Edge version 16 on 2017-10-17
In Firefox version 100 on 2022-05-03
In Firefox for Android version 100 on 2022-05-03
Not in Internet Explorer
In Node.js version 18.0.0 on 2022-04-19 Note: Available as a part of the stream/web module.
In Quest Browser version 5.0 on undefined
In Opera version 47 on 2017-08-09
In Opera Android version 44 on 2017-12-11
In Safari version 14.1 on 2021-04-26
In Safari on iOS version 14.5 on 2021-04-26
In Samsung Internet version 7.0 on 2018-03-16
In WebView Android version 59 on 2017-06-06
In WebView on iOS version 14.5 on 2021-04-26