CountQueuingStrategy

Experimental

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The CountQueuingStrategy interface of the Streams API provides a built-in chunk counting queuing strategy that can be used when constructing streams.

Constructor

CountQueuingStrategy()
Creates a new CountQueuingStrategy object instance.

Properties

None.

Methods

Examples

const queueingStrategy = new CountQueuingStrategy({ highWaterMark: 1 });

const writableStream = new WritableStream({
  // Implement the sink
  write(chunk) {
    ...
  },
  close() {
    ...
  },
  abort(err) {
    console.log("Sink error:", err);
  }
}, queueingStrategy);

var size = queueingStrategy.size();

Specifications

Specification Status Comment
Streams
The definition of 'CountQueuingStrategy' in that specification.
Living Standard Initial definition.

Browser compatibility

BCD tables only load in the browser