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# is-alphanumerical [![Build Status][travis-badge]][travis] [![Coverage Status][codecov-badge]][codecov]
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Check if a character is alphanumerical (`[a-zA-Z0-9]`).
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## Installation
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[npm][]:
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```bash
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npm install is-alphanumerical
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```
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## Usage
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```javascript
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var alphanumerical = require('is-alphanumerical');
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alphanumerical('a'); //=> true
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alphanumerical('Z'); //=> true
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alphanumerical('0'); //=> true
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alphanumerical(' '); //=> false
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alphanumerical('💩'); //=> false
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```
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## API
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### `alphanumerical(character)`
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Check whether the given character code (`number`), or the character
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code at the first position (`string`), is alphanumerical.
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## Related
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* [`is-alphabetical`](https://github.com/wooorm/is-alphabetical)
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* [`is-decimal`](https://github.com/wooorm/is-decimal)
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* [`is-hexadecimal`](https://github.com/wooorm/is-hexadecimal)
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* [`is-whitespace-character`](https://github.com/wooorm/is-whitespace-character)
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* [`is-word-character`](https://github.com/wooorm/is-word-character)
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## License
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[MIT][license] © [Titus Wormer][author]
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<!-- Definitions -->
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[travis-badge]: https://img.shields.io/travis/wooorm/is-alphanumerical.svg
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[travis]: https://travis-ci.org/wooorm/is-alphanumerical
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[codecov-badge]: https://img.shields.io/codecov/c/github/wooorm/is-alphanumerical.svg
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[codecov]: https://codecov.io/github/wooorm/is-alphanumerical
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[npm]: https://docs.npmjs.com/cli/install
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[license]: LICENSE
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[author]: http://wooorm.com
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