how to get last index of array in javascript 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: javascript get last element of array

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

Example 3: get last element of array javascript

// 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
*/

Example 4: how to get last item in array javascript

let nums = [1,2,3,4,5];
let lastOne = nums.pop();
// -> lastOne = 5
// -> nums = [1,2,3,4];

Example 5: get last item in array javascript

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

Example 6: get last element in array in js

var array = ['red','green','yellow']
console.log(array[array.length-1])