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Contents
# is-stream [](https://travis-ci.org/sindresorhus/is-stream)
> Check if something is a [Node.js stream](http://nodejs.org/api/stream.html)
## Install
```
$ npm install --save is-stream
```
## Usage
```js
var fs = require('fs');
var isStream = require('is-stream');
isStream(fs.createReadStream('unicorn.png'));
//=> true
isStream({});
//=> false
```
## API
### isStream(stream)
#### isStream.writable(stream)
#### isStream.readable(stream)
#### isStream.duplex(stream)
## License
MIT © [Sindre Sorhus](http://sindresorhus.com)
Version data entries
62 entries across 62 versions & 1 rubygems