javascript last element of array

// Method - 1 ([] operator)
const arr = [5, 3, 2, 7, 8];
const last = arr[arr.length - 1];
console.log(last);
/*
    Output: 8
*/

// Method - 2 (Destructuring Assignment)
const arr = [5, 3, 2, 7, 8];

const [last] = arr.slice(-1);
console.log(last);
/*
    Output: 8
*/

// Method - 3 (Array.prototype.pop())
const arr = [5, 3, 2, 7, 8];

const last = arr.slice(-1).pop();
console.log(last);
/*
    Output: 8
*/

// Method - 4 (Underscore/Lodash Library)
const _ = require("underscore");

const arr = [5, 3, 2, 7, 8];
const last = _.last(arr);
console.log(last);
/*
    Output: 8
*/var colors = ["red","blue","green"];
var green = colors[colors.length - 1];//get last item in the arrayarr.slice(-1)[0] let arr = [1,2,3]
arr[arr.length - 1] //returns last element in an arraylet arr = ['a', 'b', 'c']
arr.slice(-1)[0] // returns last element in an arrayvar last = arr.slice(-1)[0]