how to use pop method in javascript code example

Example 1: javascript pop

var cars = ['mazda', 'honda', 'tesla'];
var telsa=cars.pop(); //cars is now just mazda,honda

Example 2: pop javascript

/*The pop() method removes an element from the end of an array, while shift()
removes an element from the beginning.*/

let greetings = ['whats up?', 'hello', 'see ya!'];

greetings.pop();
// now equals ['whats up?', 'hello']

greetings.shift();
// now equals ['hello']