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1 | # array-union [![Build Status](https://travis-ci.org/sindresorhus/array-union.svg?branch=master)](https://travis-ci.org/sindresorhus/array-union)
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2 |
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3 | > Create an array of unique values, in order, from the input arrays
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4 |
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5 |
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6 | ## Install
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7 |
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8 | ```
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9 | $ npm install array-union
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10 | ```
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11 |
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12 |
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13 | ## Usage
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14 |
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15 | ```js
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16 | const arrayUnion = require('array-union');
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17 |
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18 | arrayUnion([1, 1, 2, 3], [2, 3]);
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19 | //=> [1, 2, 3]
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20 |
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21 | arrayUnion(['foo', 'foo', 'bar']);
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22 | //=> ['foo', 'bar']
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23 |
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24 | arrayUnion(['🐱', '🦄', '🐻'], ['🦄', '🌈']);
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25 | //=> ['🐱', '🦄', '🐻', '🌈']
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26 |
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27 | arrayUnion(['🐱', '🦄'], ['🐻', '🦄'], ['🐶', '🌈', '🌈']);
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28 | //=> ['🐱', '🦄', '🐻', '🐶', '🌈']
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29 | ```
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30 |
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31 |
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32 | ## License
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33 |
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34 | MIT © [Sindre Sorhus](https://sindresorhus.com)
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