# is-hexadecimal [![Build][build-badge]][build] [![Coverage][coverage-badge]][coverage] [![Downloads][downloads-badge]][downloads] [![Size][size-badge]][size] Check if a character is hexadecimal. ## Install [npm][]: ```sh npm install is-hexadecimal ``` ## Use ```js var hexadecimal = require('is-hexadecimal') hexadecimal('a') // => true hexadecimal('0') // => true hexadecimal('G') // => false hexadecimal('💩') // => false ``` ## API ### `hexadecimal(character|code)` Check whether the given character code (`number`), or the character code at the first position (`string`), is hexadecimal. ## Related * [`is-alphabetical`](https://github.com/wooorm/is-alphabetical) * [`is-alphanumerical`](https://github.com/wooorm/is-alphabetical) * [`is-decimal`](https://github.com/wooorm/is-decimal) * [`is-whitespace-character`](https://github.com/wooorm/is-whitespace-character) * [`is-word-character`](https://github.com/wooorm/is-word-character) ## License [MIT][license] © [Titus Wormer][author] [build-badge]: https://img.shields.io/travis/wooorm/is-hexadecimal.svg [build]: https://travis-ci.org/wooorm/is-hexadecimal [coverage-badge]: https://img.shields.io/codecov/c/github/wooorm/is-hexadecimal.svg [coverage]: https://codecov.io/github/wooorm/is-hexadecimal [downloads-badge]: https://img.shields.io/npm/dm/is-hexadecimal.svg [downloads]: https://www.npmjs.com/package/is-hexadecimal [size-badge]: https://img.shields.io/bundlephobia/minzip/is-hexadecimal.svg [size]: https://bundlephobia.com/result?p=is-hexadecimal [npm]: https://docs.npmjs.com/cli/install [license]: license [author]: https://wooorm.com