JavaScript Array push()

Add a new item to an array:

const fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits.push("Kiwi");

Add two new items to the array:

const fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits.push("Kiwi", "Lemon");

Description

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.

array.push( item1, item2, ..., itemX)

Parameters	Description
item1 item2 .. itemX	The item(s) to add to the array. Minimum one item is required.

Type	Description
A number	The new length of the array.

Add 3 items to the array:

const fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits.push("Kiwi", "Lemon", "Pineapple");

push() returns the new length:

const fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits.push("Kiwi");

push is an ECMAScript1 (ES1) feature.

ES1 (JavaScript 1997) is fully supported in all browsers:


Chrome	Edge	Firefox	Safari	Opera	IE
Yes	Yes	Yes	Yes	Yes	Yes