how to get the last eleemnt of an array

var numbers = ["one", "two", "three"];
var lastnumber = numbers[numbers.length - 1];
console.log(lastnumber);var Cars = ["Volvo", "Mazda", "Lamborghini", "Maserati"];
//We can get the total number of elements like this.
var hmCars = Cars.pop();
//hmCars is now Maserati
console.log(hmCars)