JAVASCRIPT

connect mongoose to atlas

const mongoAtlasUri =
  "mongodb+srv://username@gmail.com:password@cluster0.mkb94.mongodb.net/DB_NAme?retryWrites=true&w=majority";

try {
  // Connect to the MongoDB cluster
  mongoose.connect(
    mongoAtlasUri,
    { useNewUrlParser: true, useUnifiedTopology: true },
    () => console.log(" Mongoose is connected")
  );
} catch (e) {
  console.log("could not connect");
}

mongoose connect to mongodb

// local conecation

const mongoose = require("mongoose");

mongoose
  .connect("mongodb://localhost:27017/testdb")
  .then(() => console.log("Connected to MongoDB..."))
  .catch((err) => console.error("Could not connect to MongoDB...", err));

connect mongoose to atlas

const mongoAtlasUri =
  "mongodb+srv://username@gmail.com:password@cluster0.mkb94.mongodb.net/DB_NAme?retryWrites=true&w=majority";

try {
  // Connect to the MongoDB cluster
  mongoose.connect(
    mongoAtlasUri,
    { useNewUrlParser: true, useUnifiedTopology: true },
    () => console.log(" Mongoose is connected")
  );
} catch (e) {
  console.log("could not connect");
}

mongoose connect to mongodb

// local conecation

const mongoose = require("mongoose");

mongoose
  .connect("mongodb://localhost:27017/testdb")
  .then(() => console.log("Connected to MongoDB..."))
  .catch((err) => console.error("Could not connect to MongoDB...", err));