static_cast [디딤돌 C++]

static_cast

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Program.cpp

//static_cast

#include <iostream>

#include <string>

using namespace std;

 

class Man

{       

    string name;

public:

    Man(string name)

    {       

        this->name = name;

    }

    void View()const

    {

        cout<<"이름:"<<name<<endl;

    }

};

 

class Student:public Man

{

    int num;

    string name;

public:

    Student(int num, string name):Man(name)

    {

        this->num = num;

        this->name = name;

    }

    void View()const

    {

        cout<<"번호:"<<num<<"이름:"<<name<<endl;

    }

    void Study()

    {

        cout<<name<<" 공부하다."<<endl;

    }

};

 

 

int main()

{

    Man *man = new Student(30,"홍길동");

    Student *stu = static_cast<Student *>(man);

    stu->Study();

    delete man;

    return 0;

}

 

 

 

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