how to delete last element array code example

Example 1: javascript remove last element from array

var colors = ["red","blue","green"];
colors.pop();

Example 2: js array.pop

let cats = ['Bob'];

cats.unshift('Willy'); // ['Willy', 'Bob']

cats.unshift('Puff', 'George'); // ['Puff', 'George', 'Willy', 'Bob']