JavaScript Masterclass - Zero to Job-Ready with Hands-On Projects - Attributes (Get/Set) / 049

This video tutorial covers the manipulation of HTML attributes using JavaScript. It begins with an introduction to attributes, followed by methods to select elements using querySelector. The tutorial then explains how to get and set attributes using getAttribute and setAttribute methods. It also covers class manipulation and styling elements, highlighting the importance of not overwriting existing styles.

What is the significance of using a constant when selecting an HTML element?

How can you update the class of multiple elements at once?

What are the potential issues with overwriting styles using setAttribute?

How can you add a new style to an element without overwriting existing styles?