// Import the required libraries

const { MongoClient } = require('mongodb');

​

// Connection URI

const uri = 'mongodb://localhost:27017';

​

// Create a new MongoClient instance

const client = new MongoClient(uri, { useUnifiedTopology: true });

​

// Connect to the MongoDB server

client.connect((err) => {

  if (err) {

    console.error('Failed to connect to MongoDB:', err);

    return;

  }

​

  console.log('Connected to MongoDB successfully!');

​

  // Perform further operations with the connected database

  const db = client.db('mydatabase');

​

  // ... Your code here ...

​

  // Close the connection

  client.close();

});