Lodash _.round() Method

Lodash is a JavaScript library that works on the top of underscore.js. Lodash helps in working with arrays, strings, objects, numbers, etc.

The _.round() method is used to compute number rounded to precision.

Syntax:

_.round(number, [precision = 0])

Parameters: This method accepts two parameters as mentioned above and described below:

• number: This parameter holds the number to round.
• [precision = 0]: This parameter holds the precision to round to.

Return Value: This method returns the rounded number.

Example 1: Here, const _ = require(‘lodash’) is used to import the lodash library into the file.

Javascript

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

// Use of _.round()
// method
let gfg = _.round(7.56);

// Printing the output
console.log(gfg);

Output:

8

Example 2:  

Javascript

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

// Use of _.round()
// method
let gfg = _.round(9.005, 2);

// Printing the output
console.log(gfg);

Output:

9.01

Example 3:  

Javascript

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

// Use of _.round()
// method
let gfg = _.round(1980, -2);

// Printing the output
console.log(gfg);

Output:

2000