tolowercase javascript w3schools code example

Example 1: javascript lowercase string

var str = "My Big Boy!"
var res = str.toLowerCase(); //res is "my big boy!"

Example 2: tolowercase javascript

var str = "Hello World!";
var res = str.toLowerCase();

Example 3: javascript lowercase string

var str = "ExaMple";
var res = str.toLowerCase();
output res -> "example"