摘要： public class Account { public AccountState State { set; get; } public string Owner { set; get; } public double Balance { set; get; } public Account(st... 阅读全文

摘要： public class ApplePhone:MobilePhone { public ApplePhone() { } public override void SendMessage() { Console.WriteLine("ApplePhone 现在已经具备了发送短信的功能"); } p... 阅读全文

摘要： class BugerPart { } public class KFCBuger : part { public override void Make() { Console.WriteLine("KFC汉堡，递到了客户面前"); } } public class MBuger : part { ... 阅读全文

摘要： class Car { private Engine _engine; public Engine engine { get { return _engine; } set { _engine = value; } } public void Drive() { _engine.launch(); ... 阅读全文