npm install mongoose
Example connection:
const mongoose = require("mongoose");
mongoose.connect("mongodb://localhost:27017/mydb", {
useNewUrlParser: true,
useUnifiedTopology: true,
});
const db = mongoose.connection;
db.on("error", console.error.bind(console, "connection error:"));
db.once("open", () => {
console.log("Connected to MongoDB");
});