ReadableStreamDefaultReader
Read More at MDN DocsView SpecSafe to Use
ReadableStreamDefaultReader is not safe to use.
It’s supported by 73% of global browsers.
Browsers
ChromeOct 22, 2019v78.0.0
24%╱98%
There are no users of Chrome running a supported version.
SafariUnsupportedSafari does not support this feature.
EdgeJan 15, 2020v79.0.04%╱100%
There are no users of Edge running a supported version.
FirefoxJan 29, 2019v65.0.03%╱97%
There are no users of Firefox running a supported version.
Version Breakdown
Support
Adoption
Chrome
Oct 22, 2019 v78.0.0
24%╱98%
There are no users of Chrome running a supported version.
Oct 22, 2019 – Latest
v78.0.0+
24%╱98%
Full Support
Chrome Android
Oct 22, 2019 v78.0.0
38%╱99%
There are no users of Chrome Android running a supported version.
Oct 22, 2019 – Latest
v78.0.0+
38%╱99%
Full Support
Deno
Jan 20, 2021 v1.7.0
Deno supports this feature.
Jan 20, 2021 – Latest
v1.7.0+
Full Support
May 4, 2020 – Jan 20, 2021
v1.0.0 – v1.7.0
Partial Support
ReadableStreamDefaultReader is not exposed on the global scope.
Edge
Jan 15, 2020 v79.0.0
4%╱100%
There are no users of Edge running a supported version.
Jan 15, 2020 – Latest
v79.0.0+
4%╱100%
Full Support
Firefox
Jan 29, 2019 v65.0.0
3%╱97%
There are no users of Firefox running a supported version.
Jan 29, 2019 – Latest
v65.0.0+
3%╱97%
Full Support
Firefox for Android
Jan 29, 2019 v65.0.0
Firefox for Android supports this feature.
Jan 29, 2019 – Latest
v65.0.0+
Full Support
Internet Explorer
Unsupported
Internet Explorer does not support this feature.
No Support
Node.js
Jul 14, 2021 v16.5.0
Node.js supports this feature.
Jul 14, 2021 – Latest
v16.5.0+
Full Support
Must be imported using either require('stream/web') or import * from 'stream/web'.
Experimental implementation.
Unknown v8.0.0
Quest Browser supports this feature.
Unknown
v8.0.0+
Full Support
Opera
Nov 13, 2019 v65.0.0
1%╱76%
There are no users of Opera running a supported version.
Nov 13, 2019 – Latest
v65.0.0+
1%╱76%
Full Support
Opera Android
Feb 6, 2020 v56.0.0
Opera Android supports this feature.
Feb 6, 2020 – Latest
v56.0.0+
Full Support
Safari
Unsupported
Safari does not support this feature.
No Support
Safari on iOS
Unsupported
Safari on iOS does not support this feature.
No Support
Samsung Internet
Jun 19, 2020 v12.0.0
2%╱91%
There are no users of Samsung Internet running a supported version.
Jun 19, 2020 – Latest
v12.0.0+
2%╱91%
Full Support
WebView Android
Oct 22, 2019 v78.0.0
WebView Android supports this feature.
Oct 22, 2019 – Latest
v78.0.0+
Full Support