---
title: ReadableStreamDefaultReader
framework: webkitjs
role: symbol
role_heading: Class
path: webkitjs/readablestreamdefaultreader
---

# ReadableStreamDefaultReader

## Declaration

```data
interface ReadableStreamDefaultReader
```

## Topics

### Instance Properties

- [closed](webkitjs/readablestreamdefaultreader/2871266-closed.md)

### Instance Methods

- [cancel](webkitjs/readablestreamdefaultreader/2871372-cancel.md)
- [read](webkitjs/readablestreamdefaultreader/2871479-read.md)
- [releaseLock](webkitjs/readablestreamdefaultreader/2871481-releaselock.md)