...I, You] and verb is in [Play, Love] and the object is in [Hockey,Football]. 解法一 subjects=[I, You] verbs=[Play, Love] objects=[Hockey,Football] res = [[i, j, k] for i in subjects ...
...一些球类的实现,那么一般情况的话我们会这样实现: var Football = function(){ this.name = football; .... } var Basketball = function(){ this.name = basketball; .... } 这种写法有一些缺陷:返回了多个类,不便于他人使用.因此我们考虑把这...
...ction () { console.log(篮球很大); } } //足球基类 var Football = function () { this.intro = 足球在世界范围内很流行; } Football.prototype = { getMember:function () { console.log(每个队伍需要11名队员)...
title: about date: 2019-08-09 20:52:27 A human being,who loves football and music.
...llSize : function(){ console.log(basketball is big); } } //football base class var Football = function(){ this.intro = football is popular at all of the world; } Football =...
...素到数组 var sports = [soccer, baseball]; var total = sports.push(football, swimming); console.log(sports); // [soccer, baseball, football, swimming] console.log(total); // 4 2. 合并两个数组 错误方法 var sport...
...} } PUT matchtest/people/1 { name : Jim, age: 10, hobbies: football, basketball, pingpang } PUT matchtest/people/2 { name : Tom, age: 12, hobbies: swimming, football } match operator...
...类的实例。 // #简单工厂模式第一种 /** * 足球类 */ var FootBall = function () { this.play = function () { console.log(我在踢足球); } } /** * 篮球类 */ var BasketBall = function () { this.play = fu...
...tname:Doe, age:50, love:{ color: blue, sport: football } }; const copy = Object.assign({}, obj); console.log(copy) // 返回浅拷贝的对象，修该obj会同时修改copy的值 // 合并多个对象 const obj = {...
...指向原型 ES6与ES5的对比如下： //ES5 function Ball(){} function Football(){ Ball.call(this); //ES5的继承 } //ES6 class Father{}; class Son extends Father{} //构造函数，关系没变 console.log( 构造函数, Ball.__p...
...、删除用户 删除用户(需要root权限，会将所有数据库中的football用户删除) db.system.users.remove({user:football}); 删除用户(权限要求没有那么高，只删除本数据中的football用户) db.dropUser(football); 3.6 查询所有用户 mongo 192.168.1.247/admin ...
...它将对象实例化职责委托给相应的类。如果类型参数是football或soccer对象实例化由Football类处理，但是如果类型参数是basketball对象实例化则由Basketball类处理。 class BallFactory { constructor() { this.createBall = function(type) { let...
...—接口 interface Sport { name: string, teamwork: boolean } let football: Sport = { name: soccer, teamwork: true } 可选属性： interface Sport { name: string, teamwork: boolean, ...
轻量云主机已更新简化版Windows帕鲁镜像的安装教程，现在仅需3步，就可以畅游帕鲁大陆！需要Lin...
UCloud轻量云主机已更新Linux帕鲁镜像的安装教程，现在仅需1步，就可以畅游帕鲁大陆！也欢迎大...
