mongo-zangai.js

const mongoose = require('mongoose');
const UserSchema = new mongoose.Schema({
  userid: {
    type: String,
    required: true,
  },
  password: {
    type: String,
    requird: true,
  },
  first: {
    type: Date,
    default: Date.now,
  },
  last: {
    type: Date,
    default: Date.now,
  },
  visits: Number,
});
mongoose.model('User', UserSchema);
mongoose.connect('mongodb://localhost/sample_db');
const User = mongoose.model('User');

const user = new User();