JavaScript powers the web, running in browsers and on servers (Node.js). It is widely used for UI development, APIs, and full‑stack applications.
- Front-end web applications.
- Full-stack development with Node.js.
- Event-driven and real-time apps.
- Event loop and asynchronous programming.
- Browser APIs and DOM manipulation.
- Large ecosystem of frameworks and tooling.
console.log("Hello, World!");
Run:
node hello.js