push an item into an array javascript code example

Example 1: javascript insert item into array

var colors=["red","blue"];
var index=1;

//insert "white" at index 1
colors.splice(index, 0, "white");   //colors =  ["red", "white", "blue"]

Example 2: javascript append to array

var colors=["red","white"];
colors.push("blue");//append 'blue' to colors

Example 3: js add element to array

var fruits = [ "Orange", "Apple", "Mango"];

fruits.push("Banana");

Example 4: add value to array javascript

var fruits = ["222", "vvvv", "eee", "eeee"];

fruits.push("Kiwi");

Example 5: how to push items in array in javascript

let items = [1, 2, 3]
items.push(4); // items = [1, 2, 3, 4]

Example 6: add item to array javascript

const arr1 = [1,2,3]
const newValue = 4
const newData = [...arr1, obj] // [1,2,3,4]