js find last 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: find last element in array javascript

var heroes = ["Batman", "Superman", "Hulk"];
var lastHero = heroes.pop(); // Returns last elment of the Array
// lastHero = "Hulk"

Example 3: get last element of array javascript

arr.slice(-1)[0]

Example 4: lastindexof

var numbers = [2, 5, 9, 2];
numbers.lastIndexOf(2);     // 3
numbers.lastIndexOf(7);     // -1
numbers.lastIndexOf(2, 3);  // 3
numbers.lastIndexOf(2, 2);  // 0
numbers.lastIndexOf(2, -2); // 0
numbers.lastIndexOf(2, -1); // 3