Node.js is an open-source, cross-platform JavaScript runtime environment that allows developers to execute JavaScript code on the server side. It's built on the V8 JavaScript engine developed by Google, which is also used in the Google Chrome browser. Node.js is designed to be efficient, lightweight, and well-suited for building scalable and real-time applications.
- Running a Simple Server: Below is an example of a basic HTTP server in Node.js.
- Installing Node.js: You can download Node.js from the official website nodejs.org. It comes with NPM pre-installed.