| # 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) |