Documentation for Lodash (version 4.17.1)

Download

• Core build (~4kB gzipped)
• Full build (~24kB gzipped)
• CDN copies

Lodash is released under the MIT license & supports modern environments.Review the build differences & pick one that’s right for you.

Installation

In a browser:

<script src="lodash.js"></script>

Using npm:

// Load the full build.
var _ = require('lodash');
// Load the core build.
var _ = require('lodash/core');
// Load the FP build for immutable auto-curried iteratee-first data-last methods.
var fp = require('lodash/fp');
 
// Load method categories.
var array = require('lodash/array');
var object = require('lodash/fp/object');
 
// Cherry-pick methods for smaller browserify/rollup/webpack bundles.
var at = require('lodash/at');
var curryN = require('lodash/fp/curryN');

Note:
Install n_ for Lodash use in the Node.js < 6 REPL.

Why Lodash?

Lodash makes JavaScript easier by taking the hassle out of working with arrays, numbers, objects, strings, etc.Lodash’s modular methods are great for:

• Iterating arrays, objects, & strings
• Manipulating & testing values
• Creating composite functions