1.简单工厂模式
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace 简单工厂 { class Program { static void Main(string[] args) { string tt= Console.ReadLine(); Notabook tb = Getbook(tt); tb.Say(); Console.ReadKey(); } /// <summary> /// 简单工厂核心,根据输入 创建对象赋值给父类~ /// </summary> /// <param name="style"></param> /// <returns></returns> public static Notabook Getbook(string style) { Notabook tb = null; switch(style) { case "lenvon": tb=new lenvon(); break; case "IBM": tb = new IBM(); break; case "DELL": tb = new DELL(); break; } return tb; } } public abstract class Notabook { public abstract void Say(); } public class lenvon: Notabook { public override void Say() { Console.WriteLine("this is lenvon!"); } } public class IBM:Notabook { public override void Say() { Console.WriteLine("this is IBM!"); } } public class DELL:Notabook { public override void Say() { Console.WriteLine("this is DELL!"); } } }