Cpp-learning/友元/1、全局函数做友元.cpp

//全局函数做友元

#if(0)

#include <iostream>


//建筑物类
class Building
{
	//goodGay全局函数是Building好朋友，可以访问Building中私有成员
	friend void goodGay(Building& building);

public:
	Building()
	{
		m_SittingRoom = "客厅";
		m_Bedroom = "卧室";
	}

public:
	std::string m_SittingRoom;       //客厅
private:
	std::string m_Bedroom;           //卧室
};

//全局函数
void goodGay(Building &building)
{
	std::cout << "好基友的全局函数 正在访问:" << building.m_SittingRoom << std::endl;
	std::cout << "好基友的全局函数 正在访问:" << building.m_Bedroom << std::endl;
}

void test01()
{
	Building building;
	goodGay(building);
}

int main()
{

	test01(); 

	system("pause");

	return 0;
}

#endif