mongoose使用简单样例

let mongoose=require('mongoose'); mongoose.connect('mongodb://localhost:27017/mongoose_test',{ useNewUrlParser: true }); let Schema=mongoose.Schema; let stuSchema=new Schema({ name:String, age:Number, sex:String }); let StudModel=mongoose.model('students',stuSchema) StudModel.create({ name:'zhuweisong', age:12, sex:'male' },function(err){ if(!err){ console.log('insert success'); } }); StudModel.updateOne({name:'zhuweisong'},{$set:{ age:28 }},function(err){ if(!err){ console.log('update success'); } }); StudModel.find({ name:'zhuweisong' },function(err,docs){ if(!err){ console.log(docs); } }); StudModel.deleteMany({name:'zhuweisong'},function(err){ if(!err){ console.log('remove success'); } })