1let arr = [1,2,3]
2arr[arr.length - 1] //returns last element in an array

1var foods = ["kiwi","apple","banana"];
2var banana = foods[foods.length - 1]; // Getting last element

1var colors = ["red","blue","green"];
2var green = colors[colors.length - 1];//get last item in the array

1const heroes = ["Batman", "Superman", "Hulk"];
2const lastHero = heroes.pop(); // Returns last elment of the Array
3// lastHero = "Hulk"

1// Method - 1 ([] operator)
2const arr = [5, 3, 2, 7, 8];
3const last = arr[arr.length - 1];
4console.log(last);
5/*
6    Output: 8
7*/
8
9// Method - 2 (Destructuring Assignment)
10const arr = [5, 3, 2, 7, 8];
11
12const [last] = arr.slice(-1);
13console.log(last);
14/*
15    Output: 8
16*/
17
18// Method - 3 (Array.prototype.pop())
19const arr = [5, 3, 2, 7, 8];
20
21const last = arr.slice(-1).pop();
22console.log(last);
23/*
24    Output: 8
25*/
26
27// Method - 4 (Underscore/Lodash Library)
28const _ = require("underscore");
29
30const arr = [5, 3, 2, 7, 8];
31const last = _.last(arr);
32console.log(last);
33/*
34    Output: 8
35*/

1let array = [1,2,3,4,5]
2
3let sliced = array.slice(-1)[0]
4
5//OR
6
7let popped = array.slice(-1).pop()
8
9//OR
10
11let lengthed = array[array.length - 1]