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| # array-union [](https://travis-ci.org/sindresorhus/array-union) | |
| > Create an array of unique values, in order, from the input arrays | |
| ## Install | |
| ``` | |
| $ npm install array-union | |
| ``` | |
| ## Usage | |
| ```js | |
| const arrayUnion = require('array-union'); | |
| arrayUnion([1, 1, 2, 3], [2, 3]); | |
| //=> [1, 2, 3] | |
| arrayUnion(['foo', 'foo', 'bar']); | |
| //=> ['foo', 'bar'] | |
| arrayUnion(['🐱', '🦄', '🐻'], ['🦄', '🌈']); | |
| //=> ['🐱', '🦄', '🐻', '🌈'] | |
| arrayUnion(['🐱', '🦄'], ['🐻', '🦄'], ['🐶', '🌈', '🌈']); | |
| //=> ['🐱', '🦄', '🐻', '🐶', '🌈'] | |
| ``` | |
| ## License | |
| MIT © [Sindre Sorhus](https://sindresorhus.com) | |