W3Schools offers free online tutorials, references and exercises in all the major languages of the web. Covering popular subjects like HTML, CSS, JavaScript, Python, SQL, Java, and many, many more.

May 22, 2026 · 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 …

Jul 8, 2025 · This chapter describes JavaScript's expressions and operators, including assignment, comparison, arithmetic, bitwise, logical, string, ternary and more.

Node.js® is a free, open-source, cross-platform JavaScript runtime environment that lets developers create servers, web apps, command line tools and scripts.

JavaScript (JS) [a] is a programming language and core technology of the Web, alongside HTML and CSS. Created by Brendan Eich in 1995, [6] it is maintained by Ecma International 's TC39 technical …

W3Schools offers free online tutorials, references and exercises in all the major languages of the web. Covering popular subjects like HTML, CSS, JavaScript, Python, SQL, Java, and many, many more.

Write and run your JavaScript code using our online compiler. Enjoy additional features like code sharing, dark mode, and support for multiple programming languages.

JavaScript Tutorial provides you with many practical tutorials that help you learn JavaScript from scratch quickly and effectively.

2 days ago · Modern JavaScript Tutorial: simple, but detailed explanations with examples and tasks, including: closures, document and events, object oriented programming and more.

JSFiddle - Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle.