vehicle.cpp

来自「c++模板小实验」· C++ 代码 · 共 50 行

#include<iostream.h>

class vehicle
{public:
    void virtual run()
	{cout<<"this is basic run"<<endl;}
	 void virtual stop()
	{cout<<"this is basic stop"<<endl;}

};

class bicycle: virtual public vehicle
{public:
    void run()
	{cout<<"this is run of bicycle"<<endl;}
	void stop()
{cout<<"this is  stop of bicycle"<<endl;}

};

class motorcar: virtual public vehicle{
public:
    void run()
{cout<<"this is run of motorcar"<<endl;}
	void stop()
{cout<<"this is stop of  motorcar"<<endl;}

};

class motorcycle : public bicycle,public motorcar{
public:
    void run()
{cout<<"this is run of motorcycle "<<endl;}
	void stop()
{cout<<"this is stop of motorcycle "<<endl;}
};

void main()
{vehicle veh;
	
vehicle *p;
p=&veh;
 p->stop();
bicycle q;//虚函数可以继承


p =&q;
p->run();//可以用基类指针指向派生类对象，来调用派生来的虚函数成员

}