HomeLanguagesJavascriptLodash _.upperCase() Method

Lodash _.upperCase() Method

20 June 2025

The _.upperCase() method is used to converts the entire string to as space-separated words, to upper case.

Syntax:

_.upperCase( [string = ''])

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

string: This parameter holds the string to convert.

Return Value: This method returns the upper case string.

Below examples illustrate Lodash _.upperCase() method in JavaScript:

Example 1:

Javascript

// Requiring the lodash library   
const _ = require("lodash");   
       
// Use of _.upperCase() method  
console.log(_.upperCase('Geeks-For-Geeks'));  
console.log(_.upperCase('#--GeeksForGeeks--#'));  

Output:

'GEEKS FOR GEEKS'
'GEEKS FOR GEEKS'

Example 2:

Javascript

// Requiring the lodash library   
const _ = require("lodash");   
  
//  Given string      
let str = "Hello Geeks!"; 
  
// Use of _.upperCase() method  
console.log(_.upperCase(str));  