array-union

What is array-union?

The array-union package is designed to create an array of unique values, in order, from all given arrays. It's particularly useful for combining arrays while removing duplicate entries, ensuring that the resulting array contains only unique items.

What are array-union's main functionalities?

Creating a union of arrays

This feature allows you to combine multiple arrays into one array with unique values, effectively removing duplicates.

const arrayUnion = require('array-union');
const result = arrayUnion([1, 2], [2, 3], [3, 4]);
console.log(result); // Output: [1, 2, 3, 4]

Other packages similar to array-union

lodash.union

Lodash's union function offers similar functionality to array-union by creating an array of unique values, in order, from all given arrays. Lodash is a more comprehensive utility library, so using lodash.union might be preferable if you're already using Lodash in your project.

README

array-union

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

Install

$ npm install array-union

Usage

import arrayUnion from 'array-union';

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

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

arrayUnion(['🐱', '🦄', '🐻'], ['🦄', '🌈']);
//=> ['🐱', '🦄', '🐻', '🌈']

arrayUnion(['🐱', '🦄'], ['🐻', '🦄'], ['🐶', '🌈', '🌈']);
//=> ['🐱', '🦄', '🐻', '🐶', '🌈']

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