43 lines
1.3 KiB
Markdown
43 lines
1.3 KiB
Markdown
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# Upper Case First
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[![NPM version][npm-image]][npm-url]
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[![NPM downloads][downloads-image]][downloads-url]
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[![Build status][travis-image]][travis-url]
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[![Test coverage][coveralls-image]][coveralls-url]
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Upper case the first character of a string.
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Supports Unicode (non-ASCII characters) and non-string entities, such as objects with a `toString` property, numbers and booleans. Empty values (`null` and `undefined`) will result in an empty string.
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## Installation
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```
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npm install upper-case-first --save
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```
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## Usage
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```js
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var upperCaseFirst = require('upper-case-first')
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upperCaseFirst(null) //=> ""
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upperCaseFirst('string') //=> "String"
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```
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## Typings
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Includes a [TypeScript definition](upper-case-first.d.ts).
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## License
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MIT
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[npm-image]: https://img.shields.io/npm/v/upper-case-first.svg?style=flat
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[npm-url]: https://npmjs.org/package/upper-case-first
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[downloads-image]: https://img.shields.io/npm/dm/upper-case-first.svg?style=flat
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[downloads-url]: https://npmjs.org/package/upper-case-first
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[travis-image]: https://img.shields.io/travis/blakeembrey/upper-case-first.svg?style=flat
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[travis-url]: https://travis-ci.org/blakeembrey/upper-case-first
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[coveralls-image]: https://img.shields.io/coveralls/blakeembrey/upper-case-first.svg?style=flat
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[coveralls-url]: https://coveralls.io/r/blakeembrey/upper-case-first?branch=master
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