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Unlocking the Power of Express Router in Express.js
If you’re looking to build powerful and scalable web applications using Node.js, Express.js is a great framework to consider. One of the key features of Express.js is its Router module, which allows you to create modular, reusable routes for your application.
Express Router helps you to organize your application’s routes into separate files, making it easier to manage and maintain your code. It also allows you to define route groups and middleware specific to those routes, providing a clean and structured way to handle different parts of your application.
Here’s an example of how you can use Express Router in your Express.js application:
“`javascript
const express = require(‘express’);
const app = express();
const router = express.Router();
router.get(‘/home’, (req, res) => {
res.send(‘Welcome to the home page’);
});
router.get(‘/about’, (req, res) => {
res.send(‘About Us’);
});
app.use(‘/api’, router);
app.listen(3000, () => {
console.log(‘Server running on port 3000’);
});
“`
In the example above, we’ve created a simple Express Router that handles routes for the home and about pages. We then mount this router at the ‘/api’ path using the app.use() method. This means that all routes defined in the router will be prefixed with ‘/api’, making the final routes ‘/api/home’ and ‘/api/about’.
By using Express Router, you can easily break down your application into smaller, more manageable parts, making it easier to maintain and scale over time. Whether you’re building a small web app or a large-scale enterprise application, Express Router is a powerful tool that can help you streamline your development process.
Take your Express.js skills to the next level by mastering the Express Router module. With its modular and reusable approach to handling routes, you’ll be able to build robust and scalable web applications with ease.
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