proj9_04.cpp

来自「C++程序设计教程的全部源代码 包含与教程同步的PPT 方便学习」· C++ 代码 · 共 27 行

#include <iostream.h> 
class sample
{
private:
	int counter;
public:
	sample()
	{
		counter = 2;
	}
	void sample::operator += (sample a)
	{
		counter += a.counter;		//叠加
	}
	
	void display()
	{
		cout << counter << endl;
	}
};
void main()
{
	sample obj1 , obj2;
	obj1 += obj2;
	obj1.display();
}