Search⌘ K
AI Features

Solution Review: Destroy the Button

Explore efficient DOM manipulation by using event delegation to handle button clicks that create and remove buttons dynamically. Understand the differences between innerHTML and appendChild methods to optimize how you update the DOM in JavaScript.

We'll cover the following...

Solution

Explanation

The first approach that comes to mind is to attach an event listener to the button; it can destroy itself when clicked and create two new buttons in its place. However, this is not an efficient approach since you’ll have to add the event handler to each button created.

A smart way to solve this problem is to make ...