DEV Community

Cover image for No Command Line Needed: Crafting Your Own React App from Scratch
chintanonweb
chintanonweb

Posted on

No Command Line Needed: Crafting Your Own React App from Scratch

Creating a Custom ReactJS Project Without Using CMD: A Comprehensive Guide

Introduction

Are you eager to dive into ReactJS development but find the command line intimidating? Fear not! In this guide, we'll walk through the process of creating a custom ReactJS project without touching the command line. Whether you're a beginner or just looking for an alternative approach, this step-by-step tutorial will equip you with the knowledge to kickstart your React journey seamlessly.

Step 1: Setting Up Your Development Environment

Before we begin, ensure you have Node.js installed on your system. Node.js comes bundled with npm (Node Package Manager), which we'll utilize to manage our project dependencies.

Step 2: Creating a Project Directory

Let's start by creating a new directory for our project. You can do this directly through your operating system's file explorer or your preferred code editor. Name your directory something intuitive like "my-react-project."

Step 3: Initializing a Package.json File

Navigate to your project directory and create a package.json file. This file will store metadata about our project and its dependencies. You can create this file manually or run npm init in your terminal. Since we're avoiding the command line, let's create it manually.

{
  "name": "my-react-project",
  "version": "1.0.0",
  "description": "A custom ReactJS project",
  "main": "index.js",
  "scripts": {
    "start": "react-scripts start",
    "build": "react-scripts build",
    "test": "react-scripts test",
    "eject": "react-scripts eject"
  },
  "dependencies": {
    "react": "^17.0.2",
    "react-dom": "^17.0.2",
    "react-scripts": "latest"
  },
  "devDependencies": {},
  "author": "Your Name",
  "license": "ISC"
}
Enter fullscreen mode Exit fullscreen mode

Step 4: Installing React and ReactDOM

Next, let's install React and ReactDOM, the core libraries we need for building React applications. Add the following lines to your package.json under the "dependencies" section:

"react": "^17.0.2",
"react-dom": "^17.0.2",
Enter fullscreen mode Exit fullscreen mode

Save the file, and npm will automatically install these packages when we run our project.

Step 5: Creating Your First React Component

Now, let's create our first React component. Inside your project directory, create a new file called App.js and add the following code:

import React from 'react';

function App() {
  return (
    <div>
      <h1>Welcome to My React App!</h1>
      <p>Let's build something amazing together.</p>
    </div>
  );
}

export default App;
Enter fullscreen mode Exit fullscreen mode

Step 6: Creating the Root Component

In the same directory, create another file called index.js and add the following code:

import React from 'react';
import ReactDOM from 'react-dom';
import App from './App';

ReactDOM.render(<App />, document.getElementById('root'));
Enter fullscreen mode Exit fullscreen mode

Step 7: Creating an HTML File

To view our React application in the browser, we need an HTML file. Create a new file called index.html in your project directory and add the following code:

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>My React App</title>
</head>
<body>
  <div id="root"></div>
</body>
</html>
Enter fullscreen mode Exit fullscreen mode

Step 8: Running Your React App

That's it! You've successfully set up your custom React project without using the command line. To see your app in action, simply open the index.html file in your web browser.

FAQs

Q: Can I still use npm packages without the command line?
A: Absolutely! You can manually install npm packages by downloading the package files and adding them to your project directory.

Q: How do I manage project configurations without the command line?
A: While you won't have access to tools like Create React App's configuration scripts, you can manually configure your project by editing files like package.json and webpack.config.js.

Q: Is this approach suitable for large-scale projects?
A: While possible, managing large-scale projects without the command line can become cumbersome. Consider familiarizing yourself with command-line tools for better project management.

Conclusion

In this guide, we've demonstrated how to create a custom ReactJS project without relying on the command line. By following these steps, you can start building React applications with ease, even if you're new to development or prefer a command-line-free approach. Happy coding!

Top comments (0)