array-union

Creates an array of unique values, in order, from the input arrays

Install

$ npm install --save array-union

Usage

var arrayUnion = require('array-union');

arrayUnion([1, 1, 2, 3], [2, 3]);
//=> [1, 2, 3]

arrayUnion(['foo', 'foo', 'bar'], ['foo']);
//=> ['foo', 'bar']

License

MIT © Sindre Sorhus