how to add items in array JS code example

Example 1: javascript append to array

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

Example 2: add item to array javascript

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

Example 3: how to make and add to an array in javascript

var arrayExample = [53,'Hello World!'];
console.log(arrayExample) //Output =>
[53,'Hello World!']

//You can also do this
arrayExample.push(true);

console.log(arrayExample); //Output =>
[53,'Hello World!',true];