本文介绍: 【代码】十二月四日多继承

#include <iostream>

using namespace std;
//定义沙发类
class Sofa
{
private:
    string *sitting;
public:
    Sofa(){}//无参构造函数
    Sofa(string sitting):sitting(new string (sitting))//有参构造函数
    {}
       ~Sofa()                  //析构函数
    {
        delete sitting;
    }
    Sofa &operator= (const Sofa & other)        //拷贝赋值函数
    {
        sitting=other.sitting;
        return  *this;
    }
    void show ()
    {
        cout &lt;&lt; "沙发="&lt;< *sitting << endl;
    }

};
//定义床类
class Bed
{
private:
    string sleep;
public:
    Bed(){}
    Bed(string sleep):sleep(sleep)
    {

    }
    ~Bed(){}
    Bed  &amp;operator= (const Bed &amp;other)
    {
        sleep=other.sleep;
        return *this;
    }
    void show()
    {
        cout << "床=" << sleep <<endl;
    }
};


//定义沙发床类

class Bed_Sofa:public Bed,public Sofa
{
private:
    string color;
public:
    Bed_Sofa(){}
    Bed_Sofa(string color,string sitting ,string sleep):Bed(sleep),Sofa(sitting),color(color)
    {}
    Bed_Sofa &amp;operator=(const Bed_Sofa &amp;other)
    {
        if(this != &amp;other )
      {
            Sofa::operator=(other);
            Bed::operator=(other);
             this->color=other.color;
    }
        return *this;
    }
    ~Bed_Sofa()
    {

    }
    void show()
    {
        Bed::show();
        Sofa::show();
        cout <<"颜色=" << color << endl;
    }
};

int main()
{
   Bed_Sofa Bs1("green" ,"sitting","sleep");
   Bs1.show();
    return 0;
}

原文地址:https://blog.csdn.net/qq_73902922/article/details/134792001

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