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59 lines
1.2 KiB
59 lines
1.2 KiB
8 years ago
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# is-hexadecimal [![Build Status][travis-badge]][travis] [![Coverage Status][codecov-badge]][codecov]
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<!--lint disable heading-increment list-item-spacing-->
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Check if a character is hexadecimal.
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## Installation
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[npm][npm-install]:
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```bash
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npm install is-hexadecimal
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```
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## Usage
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Dependencies:
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```javascript
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var hexadecimal = require('is-hexadecimal');
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hexadecimal('a'); // true
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hexadecimal('0'); // true
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hexadecimal('G'); // false
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hexadecimal('💩'); // false
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```
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## API
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### `hexadecimal(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 hexadecimal.
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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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## 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-hexadecimal.svg
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[travis]: https://travis-ci.org/wooorm/is-hexadecimal
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[codecov-badge]: https://img.shields.io/codecov/c/github/wooorm/is-hexadecimal.svg
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[codecov]: https://codecov.io/github/wooorm/is-hexadecimal
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[npm-install]: https://docs.npmjs.com/cli/install
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[license]: LICENSE
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[author]: http://wooorm.com
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