Lodash _.reverse() Function

Lodash _.reverse() is used to reverse the array. This function changes the original array and also returns a new array.

Syntax:

_.reverse( array )

Parameters:

This function accepts single parameter array that holds the array of elements.

Return Value:

It returns the reversed array.

Note: Please install lodash module by using npm install lodash before using the below given code.

Example 1: This examples shows that this function effect the original array.

javascript

// Requiring the lodash library
const _ = require("lodash");

// Original array
let array1 = [1, 2, 3, 4]

// Printing original Array
console.log("original Array1: ", array1)

// Using _.reverse() method
let reversedArray = _.reverse(array1);

// Printing the reversedArray
console.log("reversed Array: ", reversedArray)

// Printing original Array
console.log("original Array1: ", array1)

Output:

Example 2: In this example, we will take an array of objects and reverse them.

javascript

// Requiring the lodash library
const _ = require("lodash");

// Original array
let array1 = [
    { "a": 1 },
    { "a": 2, "b": 3 },
    { "c": 3 }
]

// Printing original Array
console.log("original Array1: ", array1)

// Using _.reverse() method
let reversedArray = _.reverse(array1);

// Printing the reversedArray
console.log("reversed Array: ", reversedArray)

// Printing original Array
console.log("original Array1: ", array1)

Output: