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