index of last element in an array via javascript code example

Example 1: javascript get last element of array

var colors = ["red","blue","green"];
var green = colors[colors.length - 1];//get last item in the array

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"