How to Use Node.js in Visual Studio Code

Introduction

Node.js is a powerful JavaScript runtime that allows developers to build scalable network applications. When combined with Microsoft's versatile code editor, developers have a robust environment that boosts productivity. This guide will walk you through the steps of using Node.js in the coding platform, ensuring you maximize your workflow and efficiency.

Installing Node.js

The first step to using Node.js is to ensure it's installed on your system. Here's how you can do this:

1. Visit the official Node.js website.
2. Download the appropriate installer for your operating system.
3. Run the installer and follow the instructions.

After installation, confirm it's working by opening your command line or terminal and typing

. This command will show you the installed version of Node.js.

Setting Up the Code Editor

Once Node.js is installed, it's time to set up your code editor:

• Open your code editor.
• Navigate to the extensions panel and search for the Node.js extension. Install it to enable features such as auto-completion and built-in snippets.
• Open or create a new folder for your project.

Creating Your First Node.js Application

Now you're ready to create your first application. Follow these steps:

1. Create a new JavaScript file (e.g., app.js).
2. Write basic code, for example:

console.log('Hello, World!');

3. Save your file.

Running Your Application

The editor provides an integrated terminal. To run your application, do the following:

1. Open the integrated terminal in the editor (View > Terminal).
2. Type node app.js and press enter.

You should see the output in the terminal.

Debugging Your Code

Debugging is essential. Utilize the debugging features in the editor:

• Set breakpoints by clicking in the gutter next to the line numbers.
• Run your application in debug mode by selecting the debug option from the sidebar.
• Watch your variables as the execution pauses at breakpoints.

Additional Features to Explore

The code editor enhances your Node.js development with various features:

• IntelliSense for autocompletion
• Version control integrations
• Extensions to enhance functionality

Conclusion

Using Node.js in a powerful code editor can significantly improve your development experience. With built-in tools for writing, running, and debugging, you'll find yourself working more efficiently. Explore additional features and extensions to tailor the environment to suit your workflow, making full use of both Node.js and the coding platform.

Glossary of Terms

• Node.js: A runtime environment that executes JavaScript code outside a web browser.
• Integrated Terminal: A feature that allows you to run command-line operations directly in the code editor.
• Debugging: The process of identifying and resolving bugs or issues in your code.

Pro Tips

• Always keep your Node.js version up to date.
• Utilize community extensions to add functionality.
• Explore framework integrations for faster development.

Master Node.js in Your Code Editor

Update: 28 Sep 2025