The push() method adds new items to the end of an array. The push() method changes the length of the array. The push() method returns the new length.

Adding Array Elements. The easiest way to add a new element to an array is using the push() method:

Dec 9, 2008 · To append a single item to an array, use the push() method provided by the Array object: const fruits = ['banana', 'pear', 'apple'] fruits.push('mango') console.log(fruits) push() mutates the original array. To create a new array instead, use the concat() Array method:

Nov 17, 2024 · Here are different ways to add elements to an array in JavaScript. 1. Using push () Method. The push () method adds one or more elements to the end of an array and returns the new length of the array. Syntax. 10, 20, 30, 40, 50, 60, 70. 2. Using unshift () Method.

As pointed out in the comments, if you want to avoid mutating your original array, you can use concat, which concatenates two or more arrays together. You can use this to functionally push a single element onto the front or back of an existing array; to do so, you need to turn the new element into a single element array:

Aug 25, 2020 · In this article, I would like to discuss some common ways of adding an element to a JavaScript array. The first and probably the most common JavaScript array method you will encounter is push (). The push () method is used for adding an element to the end of an array.

Dec 2, 2024 · Here are the different methods to Array to an Array of Array (Multidimensional Array) in JavaScript. 1. Using push () Method. The push () method is one of the most common ways to add an array to an array of arrays. It adds a new element (in this case, an array) to the end of the array.

Mar 13, 2024 · In this article, you will learn how to work with the built in JavaScript methods: pop, push, shift and unshift. You will also learn how to work with the splice method which allows you to mutate the original array and add/remove elements at …

Oct 14, 2022 · By default, you can use the index of an element in an array to access or modify its value. But JavaScript provides different methods that you can use to add/append more elements to an array. The push method takes in the element (s) to be added to the array as its parameter (s). Here's an example:

Sep 9, 2020 · There are various ways to add or append an item to an array. We will make use of push , unshift , splice , concat , spread and index to add items to an array. Let’s discuss all the 6 different methods one by one in brief.