var mongodb = require('mongodb'); var server = new mongodb.Server("127.0.0.1",27017,{});//本地27017端口 new mongodb.Db('mongotest',server,{}).open(function(error,client){//数据库：mongotest     if(error) throw error;     var collection = new mongodb.Collection(client,'user');//表：user     collection.find(function(error,cursor){         cursor.each(function(error,doc){             if(doc){                 console.log("name:"+doc.name+" age:"+doc.age);             }         });     }); });

node mongodbTest.js

name:flyoung age:18