mongoose.connect() docs code example

Example 1: mongoose connect

import mongoose from 'mongoose'

export const connectDb = async () => {
  try {
    await mongoose.connect('mongodb://localhost:27017/test', {
      useNewUrlParser: true,
      useUnifiedTopology: true,
      useCreateIndex: true,
    })
  } catch (error) {
    console.log(error.message)
  }
}

Example 2: mongoose connect to URL of atals

try {
  mongoose.connect(MONGODB_URI || 'mongodb://localhost/YOUR_DB_NAME', {
      useNewUrlParser: true,
      useUnifiedTopology: true
    }, () =>
    console.log("connected"));
} catch (error) {
  console.log("could not connect");
}

Example 3: mongoose.connect

mongoose.connect('mongodb://localhost:27017/myapp', {useNewUrlParser: true});