mongoose使用

1. 下载mongoose模块 【mongoose使用】cmd后台输入:npm install mongoose --save
2. mongoose使用

//引入mongoose模块 var mongoose = require("mongoose") //连接mongo数据库 mongoose.connect("mongodb://localhost:27017/project")var db = mongoose.connection //连接数据库成功后给后台发送连接信息 db.on("open",(err)=>{ if(err) throw err console.log("connect success") }) //定义数据结构 var userSchema = new mongoose.Schema({ username:String, id:String, password:String, age:Number },{ versionKey:false })var newsSchema = new mongoose.Schema({ id:String, title:String, content:String },{ versionKey:false }) //定义数据模型 var userModel = mongoose.model("user",userSchema,"userList") var newsModel = mongoose.model("news",newsSchema,"newsList")//导出 module.exports = { userModel:userModel, newsModel:newsModel }

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