[参考文档](http://www.zhongruitech.com/895218802.html) ~~~ npm i glob -S ~~~ ~~~ //index.js const mongoose = require('mongoose'); const db ="mongodb://localhost/test"; const glob = require('glob'); const {resolve} = require('path') glob.sync(resolve(__dirname,'./schema/','**/*.js')).forEach(require) const User = mongoose.model('User'); var chengchao ={ userId:12345, name:"chengchaodsdsds" } var userData = new User(chengchao); userData.save() mongoose.connect(db,{useNewUrlParser: true}).then(()=>{ console.log("sucesss") }).catch(err=>{ console.log(err) }); ~~~ ~~~ //在schema文件夹下新建userSchema.js const mongoose = require('mongoose'); const Schema = mongoose.Schema; const userSchema = new Schema({ userId:Number, name:String }) mongoose.model('User',userSchema) ~~~