虚基类的简单应用举例

#include <iostream>
#include <string.h>
/* run this program using the console pauser or add your own getch, system("pause") or input loop */
using namespace std;

class Person
{
    public:
        Person(string nam,char s,int a)
        {
            name=nam;
            sex=s;
            age=a;
        }
    protected:
        string name;
        char sex;
        int age;
};

class Teacher:virtual public Person
{
    public:
        Teacher(string nam,char s,int a,string t):Person(nam,s,a)
        {
            title=t;
        }
        protected:
            string title;
};

class Student:virtual public Person
{
    public:
        Student(string nam,char s,int a,float sco)
        :Person(nam,s,a),score(sco){
            
        }
        protected:
        float score;
};

class Graduate:public Teacher,public Student
{
    public:
        Graduate(string nam,char s,int a,string t,float sco,float w)
        :Person(nam,s,a),Teacher(nam,s,a,t),Student(nam,s,a,sco),wage(w){
            
        }
        void show()
        {
            cout<<"name:"<<name<<endl;
            cout<<"age:"<<age<<endl;
            cout<<"sex:"<<sex<<endl;
            cout<<"score:"<<score<<endl;
            cout<<"title:"<<title<<endl;
            cout<<"wages:"<<wage<<endl;
        }
        private:
            float wage;
};
int main(int argc, char** argv) {
    Graduate grad1("wang",'f',24,"assistant",99,123);
    grad1.show();
    return 0;
}