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Lodash _.sum() Method

  • Last Updated : 09 Sep, 2020

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

The _.sum() method is used to find the sum of the values in the array. 

Syntax:

_.sum(array)

Parameters: This method accepts a single parameter as mentioned above and described below:

  • array: This parameter holds the array to iterate over.

Return Value: This method returns the sum of the values in the array. 



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 _.sum () method 
let gfg = _.sum([5, 10, 15, 20, 25]); 
        
// Printing the output  
console.log(gfg);

Output:

75

Example 2:  

Javascript




// Requiring the lodash library  
const _ = require("lodash");  
    
// Use of _.sum () method 
let gfg = _.sum([8, -12, -13, 30, 45]); 
        
// Printing the output  
console.log(gfg);

Output:

58
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