ByteLengthQueuingStrategy
Note: This feature is available in Web Workers.
The ByteLengthQueuingStrategy
interface of the Streams API provides a built-in byte length queuing strategy that can be used when constructing streams.
Constructor
ByteLengthQueuingStrategy()
-
Creates a new
ByteLengthQueuingStrategy
object instance.
Instance properties
ByteLengthQueuingStrategy.highWaterMark
Read only-
The total number of bytes that can be contained in the internal queue before backpressure is applied.
Instance methods
ByteLengthQueuingStrategy.size()
-
Returns the given chunk's
byteLength
property.
Examples
js
const queueingStrategy = new ByteLengthQueuingStrategy({ highWaterMark: 1024 });
const readableStream = new ReadableStream(
{
start(controller) {
// …
},
pull(controller) {
// …
},
cancel(err) {
console.log("stream error:", err);
},
},
queueingStrategy,
);
const size = queueingStrategy.size(chunk);
Specifications
Specification |
---|
Streams # blqs-class |
Browser compatibility
Report problems with this compatibility data on GitHubdesktop | mobile | server | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ByteLengthQueuingStrategy | ||||||||||||||
ByteLengthQueuingStrategy() constructor | ||||||||||||||
highWaterMark | ||||||||||||||
size |
Legend
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- Full support
- Full support
- Partial support
- Partial support
- Has more compatibility info.
The compatibility table on 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.