chap1_5.cpp

按钮种类

#include <iostream.h>
class Sample
{
    public:
	int x;
	int y;
	void disp()
	{
		cout<<"x="<<x<<",y="<<y<<endl;
	}
};
void main()
{
	int Sample::*pc;
	Sample s;
	pc=&Sample::x;
	s.*pc=10;
	pc=&Sample::y;
	s.*pc=20;
	s.disp();
}