c++实现委托

 #include "stdafx.h"

 #include <iostream>
 #include <string>
 using namespace std;

 //自己实现委托
 class A {
 public:
     void Func(int i) { printf("afff%d\n",i); }
 };

 void (A::*pFunc)(int) = &A::Func;

 char (*pFun)(int) ;
 char glFun(int a){ return 'a';} 

 int _tmain(int argc, _TCHAR* argv[])
 {
     //A a;
     //A* pa = &a;
     //(pa->*pFunc)(11);

     pFun = glFun;
     (*pFun)();
     return ;
 }