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51 lines
1.9 KiB
Markdown
51 lines
1.9 KiB
Markdown
5 years ago
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# array-unique [](http://badge.fury.io/js/array-unique) [](https://travis-ci.org/jonschlinkert/array-unique)
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> Return an array free of duplicate values. Fastest ES5 implementation.
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## Install with [npm](npmjs.org)
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```bash
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npm i array-unique --save
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```
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## Usage
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```js
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var unique = require('array-unique');
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unique(['a', 'b', 'c', 'c']);
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//=> ['a', 'b', 'c']
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```
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## Related
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* [arr-diff](https://github.com/jonschlinkert/arr-diff): Returns an array with only the unique values from the first array, by excluding all values from additional arrays using strict equality for comparisons.
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* [arr-union](https://github.com/jonschlinkert/arr-union): Returns an array of unique values using strict equality for comparisons.
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* [arr-flatten](https://github.com/jonschlinkert/arr-flatten): Recursively flatten an array or arrays. This is the fastest implementation of array flatten.
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* [arr-reduce](https://github.com/jonschlinkert/arr-reduce): Fast array reduce that also loops over sparse elements.
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* [arr-map](https://github.com/jonschlinkert/arr-map): Faster, node.js focused alternative to JavaScript's native array map.
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* [arr-pluck](https://github.com/jonschlinkert/arr-pluck): Retrieves the value of a specified property from all elements in the collection.
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## Run tests
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Install dev dependencies.
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```bash
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npm i -d && npm test
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```
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## Contributing
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Pull requests and stars are always welcome. For bugs and feature requests, [please create an issue](https://github.com/jonschlinkert/array-unique/issues)
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## Author
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**Jon Schlinkert**
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+ [github/jonschlinkert](https://github.com/jonschlinkert)
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+ [twitter/jonschlinkert](http://twitter.com/jonschlinkert)
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## License
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Copyright (c) 2015 Jon Schlinkert
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Released under the MIT license
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***
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_This file was generated by [verb-cli](https://github.com/assemble/verb-cli) on March 24, 2015._
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