# is-alphanumeric [](https://travis-ci.org/arthurvr/is-alphanumeric)
> Check if a string only contains alphanumeric characters
## Install
```
$ npm install --save is-alphanumeric
```
## Usage
```js
var isAlphanumeric = require('is-alphanumeric');
isAlphanumeric('unicorns');
//=> true
isAlphanumeric('55');
//=> true
isAlphanumeric('ABC');
//=> true
isAlphanumeric('*unicorns');
//=> false
isAlphanumeric('{unicorns}');
//=> false
isAlphanumeric(' ');
//=> false
```
## License
MIT © [Arthur Verschaeve](http://arthurverschaeve.be)