| 1 | # filename-regex [](http://badge.fury.io/js/filename-regex)
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| 2 |
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| 3 | > Regular expression for matching file names, with or without extension.
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| 4 |
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| 5 | **Matches**:
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| 6 |
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| 7 | - filename with extension
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| 8 | - basename without extension
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| 9 | - multiple extensions (e.g. `.min.js`)
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| 10 | - "last" extension (e.g. `.js`)
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| 11 | - extension without dot (e.g. `js`)
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| 12 |
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| 13 | ## Install with [npm](npmjs.org)
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| 14 |
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| 15 | ```bash
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| 16 | npm i filename-regex --save
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| 17 | ```
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| 18 |
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| 19 | ## Usage
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| 20 |
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| 21 | ```js
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| 22 | var regex = require('filename-regex');
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| 23 |
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| 24 | 'a/b/c/d.min.js'.match(regex());
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| 25 | //=> match[0] = 'd.min.js'
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| 26 | //=> match[1] = 'd'
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| 27 | //=> match[2] = '.min.js'
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| 28 | //=> match[3] = '.js'
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| 29 | //=> match[4] = 'js'
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| 30 | ```
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| 31 |
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| 32 | Match groups:
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| 33 |
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| 34 | - `[0]` => filename
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| 35 | - `[1]` => basename
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| 36 | - `[2]` => multiple extensions
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| 37 | - `[3]` => extension with dot
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| 38 | - `[4]` => extension without dot
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| 39 |
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| 40 | ## Run tests
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| 41 |
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| 42 | Install dev dependencies:
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| 43 |
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| 44 | ```bash
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| 45 | node i -d && mocha
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| 46 | ```
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| 47 |
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| 48 | ## Contributing
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| 49 | Pull requests and stars are always welcome. For bugs and feature requests, [please create an issue](https://github.com/regexps/filename-regex/issues)
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| 50 |
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| 51 | ## Author
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| 52 |
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| 53 | **Jon Schlinkert**
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| 54 |
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| 55 | + [github/jonschlinkert](https://github.com/jonschlinkert)
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| 56 | + [twitter/jonschlinkert](http://twitter.com/jonschlinkert)
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| 57 |
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| 58 | ## License
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| 59 | Copyright (c) 2015 Jon Schlinkert
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| 60 | Released under the MIT license
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| 61 |
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| 62 | ***
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| 63 |
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| 64 | _This file was generated by [verb](https://github.com/assemble/verb) on January 12, 2015._
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