How do I connect Node.js to MongoDB?

How do I connect Node.js to MongoDB?

To connect Node.js to MongoDB, you can use the Mongoose library. First, install it using npm.

What is Mongoose and how do I install it?

Mongoose is an ODM (Object Data Modeling) library for MongoDB and Node.js. You can install it with the command: npm install mongoose.

Can you show me a basic example of connecting to a MongoDB database?

Sure! Here's a simple example:

const mongoose = require('mongoose');

mongoose.connect('mongodb://localhost:27017/mydatabase', { useNewUrlParser: true, useUnifiedTopology: true })
  .then(() => console.log('MongoDB connected!'))
  .catch(err => console.error('Connection error:', err));