javaascript shift code example

Example 1: removing first item array js

var list = ["bar", "baz", "foo", "qux"];
list.shift()//["baz", "foo", "qux"]

Example 2: array shift javascript

//The shift() method removes the first element from an array 
//and returns that removed element. 
//This method changes the length of the array.

const array1 = [1, 2, 3];
const firstElement = array1.shift();
console.log(array1);
// expected output: Array [2, 3]
console.log(firstElement);
// expected output: 1