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 Web …

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 source code …

23 hours 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 notes.

JavaScript is a high-level, often just-in-time–compiled language that conforms to the ECMAScript standard. [12] It has dynamic typing, prototype-based object-orientation, and first-class functions. It is …

You will find resources and examples for JavaScript beginners as well as support for JavaScript experts. Learn JavaScript or free with our easy to use input output machine.

Learn how to use classes in JavaScript. The `extends` keyword lets you create subclasses of existing classes. Use class fields and methods to add properties to your classes. Use static initialization …

Learn how to use JavaScript — a powerful and flexible programming language for adding website interactivity. You interact with JavaScript code all the time — you just might not realize it.