学步园

// Class_Struct.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"

struct Base
{
	virtual func1()=0;
	virtual func2()=0;
	virtual func3()=0;
};

class Derived:public Base
{
	virtual func1(){printf("Derived::func1()!\n");}
	virtual func2(){printf("Derived::func2()!\n");}
	virtual func3(){printf("Derived::func3()!\n");}
};
int main(int argc, char* argv[])
{
	Base *pObj=new Derived();
	pObj->func1();
	pObj->func2();
	pObj->func3();
	printf("Hello World!\n");
	return 0;
}

/************************************************************************/
/* Derived::func1()!
Derived::func2()!
Derived::func3()!
Hello World!
Press any key to continue     */    
/************************************************************************/