How to Code React in Visual Studio Code and Online: A Beginner’s Guide

 

How to Code React in Visual Studio Code and Online: A Beginner’s Guide

React.js has revolutionized frontend development by making UI creation faster, modular, and more maintainable. But knowing React is just part of the equation — using the right development tools can make or break your coding experience.

If you're starting with React or want to optimize your setup, this guide will walk you through how to code React in Visual Studio, the most popular and versatile code editor, and how to run React code online without local setup.

💡 Want the full setup walkthrough? Check out this in-depth guide on how to code React in Visual Studio and online editors from the Keploy blog.


🔧 Why Use Visual Studio Code (VS Code) for React Development?

Visual Studio Code (VS Code) is a free, lightweight, and powerful source code editor from Microsoft. It’s highly extensible and has a rich ecosystem of extensions that makes React development seamless.

🚀 Key Benefits:

  • IntelliSense support for JSX/TSX
  • Built-in Git integration
  • Auto-formatting and linting
  • Extension support for React snippets and ESLint
  • Integrated terminal for running dev servers and commands

🛠️ Setting Up React in Visual Studio Code

Here’s how to get started:

1. Install Node.js and npm

Download from https://nodejs.org. This is essential for creating and running React apps.

2. Create a React App Using Create React App

bash

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npx create-react-app my-app

cd my-app

npm start

3. Open the Project in VS Code

Use code . in the terminal (from the project folder) to launch VS Code.

4. Install React-Friendly Extensions

  • ES7+ React/Redux snippets
  • Prettier – Code formatter
  • ESLint
  • GitLens
  • React Developer Tools

These extensions enhance productivity and catch errors early.


⚙️ Folder Structure Overview

Here’s what the typical folder structure looks like:

pgsql

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my-app/

── node_modules/

── public/

── src/

│   ── App.js

│   └── index.js

── package.json

└── README.md

You’ll mostly be editing files inside the src/ folder.


🌐 How to Run React Code Online (Without Setup)

Sometimes, you might want to test React code or demo a feature without installing anything locally. You can do that using:

1. CodeSandbox

2. StackBlitz

3. PlayCode

  • URL: https://playcode.io/react
  • Beginner-friendly, real-time output
  • Perfect for quick snippets

These tools are also useful for interviews, workshops, or education where fast access is needed.


🔍 Tips for Productive React Coding in VS Code

  • Use VS Code snippets like rafce (React arrow function component export)
  • Leverage Emmet abbreviations in JSX
  • Enable auto-save for instant reloading
  • Use live share for remote pair programming
  • Format code on save using Prettier

📘 Recommended Reading


Conclusion

Whether you're building a small component or a full-scale web app, knowing how to code React in Visual Studio can significantly improve your workflow. Combined with online tools like CodeSandbox, you get the best of both worlds — a robust local setup and the flexibility of cloud-based coding.

Ready to get started? Dive into the full guide on how to code React in Visual Studio and elevate your frontend development game.

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