JavaScript (JS) is a lightweight, interpreted scripting language that creates dynamic and interactive content on websites. It handles everything from simple animations and interactive maps to complex web applications. While HTML provides the structure and CSS adjusts the styling, JavaScript makes websites responsive to user actions.
JavaScript is a scripting language used to create and control dynamic website content, i.e. anything that moves, refreshes, or otherwise changes on your screen without requiring you to manually reload a web page. Features like: