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How to handle form submission using JS?

August 16, 2025

To handle form submission using JavaScript, you usually attach an event listener to the form’s submit event, then process the...

How to traverse the DOM?

August 16, 2025

In JavaScript, traversing the DOM means moving through the DOM tree to access parent, child, and sibling elements relative to...

How to create and remove DOM elements dynamically?

August 16, 2025

In JavaScript, you can create and remove DOM elements dynamically using built-in DOM manipulation methods. Here’s a clear breakdown: ✅...

What are data attributes?

August 16, 2025

In HTML, data attributes are custom attributes that let you store extra information on standard HTML elements without using non-standard...

Difference between innerHTML, innerText, and textContent.

August 16, 2025

These three properties in JavaScript are often confused because they deal with reading and writing content inside an element, but...

How do you prevent default behavior of events?

August 16, 2025

In JavaScript, you can prevent the default behavior of an event by using the event.preventDefault() method. This is useful when...

What is the difference between bubbling and capturing?

August 16, 2025

In JavaScript, when an event (like a click) happens on an element, it doesn’t just stay on that element. Instead,...

Explain event delegation.

August 16, 2025

Event delegation is a technique in JavaScript where instead of attaching event listeners to individual child elements, you attach a...

How do you select elements in DOM?

August 16, 2025

In the DOM (Document Object Model), we can select elements using different methods provided by JavaScript. Here are the most...

Difference between HTMLCollection and NodeList.

August 16, 2025

👍 Let’s break down the difference between HTMLCollection and NodeList in JavaScript DOM: 1. What they are 2. Live vs...