Install React-DOM in Node.js - Quick Guide

React-DOM is a crucial module for React applications. It helps render React components in the browser. This guide will show you how to install it in Node.js.

Prerequisites

Before installing react-dom, ensure you have Node.js installed. You'll also need npm or yarn. If you're new to React, check our guide on How to Install React in Node.js.

Install React-DOM

Open your terminal and navigate to your project directory. Run the following command:

npm install react-dom

If you prefer yarn, use:

yarn add react-dom

Verify Installation

After installation, check your package.json file. You should see react-dom listed under dependencies.

"dependencies": {
  "react-dom": "^18.2.0"
}

Import React-DOM

To use react-dom in your project, import it in your JavaScript file:

import ReactDOM from 'react-dom/client';

Basic Usage Example

Here's a simple example of how to use react-dom to render a React component:

import React from 'react';
import ReactDOM from 'react-dom/client';

function App() {
  return <h1>Hello World!</h1>;
}

const root = ReactDOM.createRoot(document.getElementById('root'));
root.render(<App />);

Troubleshooting

If you encounter errors, ensure your React version is compatible. You might also need to configure Babel. Check our guide on Install Babel-ESLint in Node.js for help.

Conclusion

Installing react-dom in Node.js is simple. Just use npm or yarn and import it in your project. For more Node.js tips, see our guide on How to Install Nodemon in Node.js.