CountQueuingStrategy: highWaterMark property
Note: This feature is available in Web Workers.
The read-only CountQueuingStrategy.highWaterMark
property returns the total number of chunks that can be contained in the internal queue before backpressure is applied.
Values
An integer representing a number of chunks.
Examples
js
const queueingStrategy = new CountQueuingStrategy({ highWaterMark: 1 });
const readableStream = new ReadableStream(
{
start(controller) {
// …
},
pull(controller) {
// …
},
cancel(err) {
console.log("stream error:", err);
},
},
queuingStrategy,
);
const size = queuingStrategy.size(chunk);
console.log(`highWaterMark value: ${queuingStrategy.highWaterMark}$`);
Specifications
Specification |
---|
Streams Standard # ref-for-cqs-high-water-mark① |
Browser compatibility
BCD tables only load in the browser
See also
CountQueuingStrategy()
constructor