if element is last in array js code example

Example 1: find last element in array javascript

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

Example 2: how to check the last item in an array javascript

const colors = ['red', 'yellow', 'green', 'blue']
const lastItem = colors[colors.length - 1]
console.log(lastItem)