How to get the last index in a array javaScirpt code example

Example 1: javascript get last element of array

var foods = ["kiwi","apple","banana"];
var banana = foods[foods.length - 1]; // Getting last element

Example 2: javascript get last element in an array

var last = arr.slice(-1)[0]

Example 3: javascript get last element of array

console.log(2)