ByteLengthQueuingStrategy
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2019.
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
ByteLengthQueuingStrategyobject instance.
Instance properties
ByteLengthQueuingStrategy.highWaterMarkRead 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
byteLengthproperty.
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 |