shiti1_4_3.cpp

来自「为C++学习者」· C++ 代码 · 共 24 行

#include<iostream.h>
class Coord
{
public:
	Coord(int i=0,int j=0){x=i;y=j;}
	void Print(){cout<<"x="<<x<<",y="<<y<<endl;}
	friend Coord operator++(Coord op);
private:
	int x,y;
};
Coord operator++(Coord op)
{
	++op.x;
	++op.y;
	return op;
}
void main()
{
	Coord obj(1,2);
	obj.Print();
	++obj;
	obj.Print();
}