多继承

//多继承:
#include<iostream>
using namespace std;
//父类1:
class Base1
{
public:
	int a;
public:
	Base1()
	{
		cout << "父类1的无参构造" << endl;
	}
	Base1(int a)
	{
		this->a = a;
		cout << "父类1的有参构造" << endl;
	}
	~Base1()
	{
		cout << "父类1的析构函数" << endl;
	}
	void fun1(void)
	{
		cout << "父类1的fun1函数" << endl;
	}
};
//父类2:
class Base2
{
public:
	int a;
public:
	Base2()
	{
		cout << "父类2的无参构造" << endl;
	}
	Base2(int a)
	{
		this->a = a;
		cout << "父类2的有参构造" << endl;
	}
	~Base2()
	{
		cout << "父类2的析构函数" << endl;
	}
	void fun1(void)
	{
		cout << "父类2的fun1函数" << endl;
	}
};
//子类:
class Son:public Base1,public Base2
{
public:
	int a;
public:
	Son()
	{
		cout << "子函数的无参构造" << endl;
	}
	Son(int x, int y,int z) :Base1(x),Base2(y)
	{
		a = z;
		cout << "子函数的有参构造" << endl;
	}
	~Son()
	{
		cout << "子函数的析构函数" << endl;
	}
	void fun1(void)
	{
		cout << "子类的fun1函数" << endl;
	}
};

int main()
{
	Son son1(1,2,3);
	cout << son1.a << endl;       
	cout << son1.Base1::a << endl;
	cout << son1.Base2::a << endl;    
	return 0;
}