This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The ReadableByteStreamController interface of the Streams API represents a controller allowing control of a ReadableStream's state and internal queue. Byte stream controllers are for byte streams.
Constructor
ReadableByteStreamController()- Creates and returns a
ReadableByteStreamController()object instance.
Properties
ReadableByteStreamController.byobRequest- Returns the current BYOB pull request.
ReadableByteStreamController.desiredSize- Returns the desired size required to fill the stream's internal queue.
Methods
ReadableByteStreamController.close()- Closes the associated stream.
ReadableByteStreamController.enqueue()- Enqueues a given chunk in the associated stream.
ReadableByteStreamController.error()- Causes any future interactions with the associated stream to error.
Examples
TBD.
Specifications
| Specification | Status | Comment |
|---|---|---|
| Streams The definition of 'ReadableByteStreamController' in that specification. |
Living Standard | Initial definition |
Browser compatibility
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
| Desktop | Mobile | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Basic support | Chrome No support No | Edge No support No | Firefox No support No | IE No support No | Opera No support No | Safari No support No | WebView Android No support No | Chrome Android No support No | Edge Mobile No support No | Firefox Android No support No | Opera Android No support No | Safari iOS No support No | Samsung Internet Android ? |
ReadableByteStreamController() constructor | Chrome No support No | Edge No support No | Firefox No support No | IE No support No | Opera No support No | Safari No support No | WebView Android No support No | Chrome Android No support No | Edge Mobile No support No | Firefox Android No support No | Opera Android No support No | Safari iOS No support No | Samsung Internet Android ? |
byobRequest | Chrome No support No | Edge No support No | Firefox No support No | IE No support No | Opera No support No | Safari No support No | WebView Android No support No | Chrome Android No support No | Edge Mobile No support No | Firefox Android No support No | Opera Android No support No | Safari iOS No support No | Samsung Internet Android ? |
desiredSize | Chrome No support No | Edge No support No | Firefox No support No | IE No support No | Opera No support No | Safari No support No | WebView Android No support No | Chrome Android No support No | Edge Mobile No support No | Firefox Android No support No | Opera Android No support No | Safari iOS No support No | Samsung Internet Android ? |
close | Chrome No support No | Edge No support No | Firefox No support No | IE No support No | Opera No support No | Safari No support No | WebView Android No support No | Chrome Android No support No | Edge Mobile No support No | Firefox Android No support No | Opera Android No support No | Safari iOS No support No | Samsung Internet Android ? |
enqueue | Chrome No support No | Edge No support No | Firefox No support No | IE No support No | Opera No support No | Safari No support No | WebView Android No support No | Chrome Android No support No | Edge Mobile No support No | Firefox Android No support No | Opera Android No support No | Safari iOS No support No | Samsung Internet Android ? |
error | Chrome No support No | Edge No support No | Firefox No support No | IE No support No | Opera No support No | Safari No support No | WebView Android No support No | Chrome Android No support No | Edge Mobile No support No | Firefox Android No support No | Opera Android No support No | Safari iOS No support No | Samsung Internet Android ? |
Legend
- No support
- No support
- Compatibility unknown
- Compatibility unknown
- Experimental. Expect behavior to change in the future.
- Experimental. Expect behavior to change in the future.
Document Tags and Contributors
Tags:
Contributors to this page:
fscholz,
chrisdavidmills
Last updated by:
fscholz,