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Check the Browser compatibility table carefully before using this in production.
The locked getter property of the ReadableStream interface returns whether or not the readable stream is locked to a reader.
var locked = readableStreamInstance.locked;
A Boolean indicating whether or not the readable stream is locked.
const stream = new ReadableStream({
...
});
const reader = stream.getReader();
stream.locked
// should return true, as the stream has been locked to a reader | Specification | Status | Comment |
|---|---|---|
| Streams The definition of 'locked' in that specification. | Living Standard | Initial definition. |
No compatibility data found. Please contribute data for "path.to.feature.NameOfTheProperty" (depth: 1) to the MDN compatibility data repository.
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https://developer.mozilla.org/en-US/docs/Web/API/ReadableStream/locked