Many Internet Web sites contain JavaScript, a scripting programming language that runs on the web browser to make specific features on the web page functional. If JavaScript has been …

Oct 2, 2025 · JavaScript (JS) is a lightweight interpreted (or just-in-time compiled) programming language with first-class functions. While it is most well-known as the scripting language for …

JavaScript is easy to learn. This tutorial covers everything from basic JavaScript up to the latest 2025 version. Start learning JavaScript now » With our Try it Yourself editor, you can edit the …

Although Java and JavaScript are similar in name and syntax, the two languages are distinct and differ greatly in design. The first popular web browser with a graphical user interface, Mosaic, …

3 days ago · Here we learn JavaScript, starting from scratch and go on to advanced concepts like OOP. We concentrate on the language itself here, with the minimum of environment-specific …

Mar 31, 2024 · This course covers the fundamentals of JavaScript, from the basic rules that govern how the language is written to the built-in methods and properties it provides.

Jul 19, 2025 · JavaScript is a cross-platform, object-oriented scripting language used to make webpages interactive (e.g., having complex animations, clickable buttons, popup menus, etc.).

While HTML and CSS help create the design of a webpage, JavaScript helps create functionality on a webpage. Other non-browser environments also use JavaScript for more functionality. Do …

Learn how to use JavaScript's null and undefined data types. An introduction to JavaScript function expressions. Call functions using the `new` keyword to create objects. Use the …

1 day ago · Artificial intelligence and its promise to revolutionize programming—and possibly overthrow human sovereignty—is a central story of the post-Covid world. But for JavaScript …