array push and pop javascript code example
Example 1: how to push items in array in javascript
let items = [1, 2, 3]
items.push(4); // items = [1, 2, 3, 4]
Example 2: js array.pop
let cats = ['Bob'];
cats.unshift('Willy'); // ['Willy', 'Bob']
cats.unshift('Puff', 'George'); // ['Puff', 'George', 'Willy', 'Bob']