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Lodash

Lodash is a high-performance JavaScript utility library that internally encapsulates many functions for handling common data types such as strings, arrays, and objects, which can greatly improve the efficiency of development.

Reference Document​

Lodash API

Example​

// Numerical summation
const sum = _.add(1, 2);  // => 3

// Array de-duplication
const uniqArr = _.uniq([1, 2, 2, 3, 3]); // => [1, 2, 3]

// Array reverse order
const reversedArr = _.reverse([3, 2, 5]); // => [5, 2, 3]