eval的博客

mongoose文档Note:All top level keys which are not atomic operation names are treated as set operations:Example:var query = { name: 'borne' };Model.update(query, { name: 'jason bourne' }, op...

原始document:{ "_id" : ObjectId("5c234903be557205da9343d7"), "apps" : {}, "createTime" : NumberLong(1545816310609), "updateTime" : NumberLong(1545816310609)}apps为复杂类型，当进行更新时const us...

mongoose schema 如下const userSchema = new Schema({ username: String, password: String, age: Number, isLogin: Boolean,});我们插入一条记录const user = new User({ username: 'pandora', passwor...

经常用到，这里记一下const mongoose = require('mongoose');const { ObjectId } = mongoose.Types;ObjectId.isValid(undefined); // falseObjectId.isValid('helloworld'); // falseObjectId.isValid('5cb44fbedba9b15b7...