委托(二)

/*委托這個相對較復雜,准備考慮實用反射還是嵌套代理實現實例化人也一起做*/
using System;
using System.Collections.Generic;
using System.Text;

namespace Delegate
{
 delegate void EatDelegate(string AFood);
 class Program
 {
  static void Main(string[] args)
  {
   Man mZS = new Man("張三");    //實例一個對象
   Man mLS = new Man("李四");
   
   EatDelegate deleZS = new EatDelegate(mZS.Eat); //創建一個代理
   EatDelegate deleLS = new EatDelegate(mLS.Eat);
   EatToghter("香蕉", deleZS,deleLS);
   Console.ReadLine();
   
  }

  
  //用委托作為參數傳遞
  static void EatToghter(string AFood, params EatDelegate[] AParams)
  {
   if (AParams == null)
   {
    Console.WriteLine("座談會結束!");
   }
   else
   {
    EatDelegate deleEatChain = null;
    foreach (EatDelegate deleEat in AParams)
    {
     deleEatChain += deleEat;
    }
    deleEatChain(AFood);
   }
  }
 }
 //創建一個對象類封裝屬性和方法
 class Man
 {
  private string sName;
  public Man(string AName)
  {
   this.sName = AName;
  }

  public void Eat(string AFood)
  {
   Console.WriteLine(sName + "在吃" + AFood);
  }
 }

}