JavaScript Array.from() Method

The Array.from() creates a new array object from a given array instance.

Following is the code for the array from() function −


 Live Demo

<!DOCTYPE html>
<html lang="en">
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
   body {
      font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
   .sample {
      font-size: 20px;
      font-weight: 500;
<h1>JavaScript Array from() example</h1>
<div class="sample"></div>
<button class="Btn">CLICK HERE</button>
<h3>Click on the above button to create the array from given string</h3>
   let fillEle = document.querySelector(".sample");
   let arr = "HelloWorld";
   fillEle.innerHTML = arr;
   document.querySelector(".Btn").addEventListener("click", () => {
      fillEle.innerHTML = Array.from(arr);


On clicking the “CLICK HERE” button the string will convert into array as follows −