https://blog.youkuaiyun.com/feiyun1987zh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/feiyun1987/article/details/4356530https://blog.youkuaiyun.com/feiyun1987/article/details/4356530feiyun1987Fri, 17 Jul 2009 13:14:00 +0800https://blog.youkuaiyun.com/feiyun1987/article/details/4328731https://blog.youkuaiyun.com/feiyun1987/article/details/4328731feiyun1987Tue, 07 Jul 2009 17:02:00 +0800https://blog.youkuaiyun.com/feiyun1987/article/details/4309955https://blog.youkuaiyun.com/feiyun1987/article/details/4309955feiyun1987Tue, 30 Jun 2009 14:41:00 +0800#include
class A
{
public:
 void test(){test_impl();}
 virtual void test_impl(){printf("A/n");}
};
class B : public A
{
 virtual void test_impl(){printf("B/n");}
};

int main()https://blog.youkuaiyun.com/feiyun1987/article/details/4306913https://blog.youkuaiyun.com/feiyun1987/article/details/4306913feiyun1987Mon, 29 Jun 2009 14:41:00 +0800https://blog.youkuaiyun.com/feiyun1987/article/details/4276903https://blog.youkuaiyun.com/feiyun1987/article/details/4276903feiyun1987Wed, 17 Jun 2009 16:11:00 +0800https://blog.youkuaiyun.com/feiyun1987/article/details/4260567https://blog.youkuaiyun.com/feiyun1987/article/details/4260567feiyun1987Thu, 11 Jun 2009 14:53:00 +0800https://blog.youkuaiyun.com/feiyun1987/article/details/4242844https://blog.youkuaiyun.com/feiyun1987/article/details/4242844feiyun1987Thu, 04 Jun 2009 17:44:00 +0800https://blog.youkuaiyun.com/feiyun1987/article/details/4226493https://blog.youkuaiyun.com/feiyun1987/article/details/4226493feiyun1987Sat, 30 May 2009 20:18:00 +0800https://blog.youkuaiyun.com/feiyun1987/article/details/4224488https://blog.youkuaiyun.com/feiyun1987/article/details/4224488feiyun1987Fri, 29 May 2009 18:12:00 +0800