add element into array javascript code example

Example 1: js add item to array

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

Example 2: js add element to array

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

fruits.push("Banana");

Example 3: javascript adding an array to an array

let chocholates = ['Mars', 'BarOne', 'Tex'];
let chips = ['Doritos', 'Lays', 'Simba'];
let sweets = ['JellyTots'];

let snacks = [];
snacks.concat(chocholates);
// snacks will now be ['Mars', 'BarOne', 'Tex']
// Similarly if we left the snacks array empty and used the following
snacks.concat(chocolates, chips, sweets);
//This would return the snacks array with all other arrays combined together
// ['Mars', 'BarOne', 'Tex', 'Doritos', 'Lays', 'Simba', 'JellyTots']

Example 4: how to push array

//the array comes here
var numbers = [1, 2, 3, 4];

//here you add another number
numbers.push(5);

//or if you want to do it with words
var words = ["one", "two", "three", "four"];

//then you add a word
words.push("five")

//thanks for reading

Example 5: js add array items to array

var arrayA = [1, 2];
var arrayB = [3, 4];
var newArray = arrayA.concat(arrayB);