multiple inheritance with employees and degrees : multiple base classes « Class « C++ Tutorial

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C++ Tutorial » Class » multiple base classes 




#include <iostream>  
  using namespace std;  
  const int LEN = 80;    

  class student{  
     private:  
        char school[LEN];
        char degree[LEN];
     public:  
        void getedu(){  
           cout << "   Enter name of school or university: ";  
           cin >> school;  
           cout << "   Enter highest degree earned \n";  
           cout << "   (Highschool, Bachelor's, Master's, PhD): ";  
           cin >> degree;  
        }  
        void putedu() const  
        {  
           cout << "\n   School or university: " << school;  
           cout << "\n   Highest degree earned: " << degree;  
        }  
    };  
  class employee{  
     private:  
        char name[LEN];
        unsigned long number;
     public:  
        void getdata(){  
           cout << "\n   Enter last name: "; cin >> name;  
           cout << "   Enter number: ";      cin >> number;  
        }  
        void putdata() const  
        {  
           cout << "\n   Name: " << name;  
           cout << "\n   Number: " << number;  
        }  
    };  
  class manager : private employee, private student {  
     private:  
        char title[LEN];        
        double dues;            
     public:  
        void getdata(){  
           employee::getdata();  
           cout << "   Enter title: ";          cin >> title;  
           cout << "   Enter golf club dues: "; cin >> dues;  
           student::getedu();  
        }  
        void putdata() const  
        {  
           employee::putdata();  
           cout << "\n   Title: " << title;  
           cout << "\n   Golf club dues: " << dues;  
           student::putedu();  
        }  
  };  
  class scientist : private employee, private student {  
     private:  
        int pubs;     
     public:  
        void getdata(){  
           employee::getdata();  
           cout << "   Enter number of pubs: "; cin >> pubs;  
           student::getedu();  
        }  
        void putdata() const  
        {  
           employee::putdata();  
           cout << "\n   Number of publications: " << pubs;  
           student::putedu();  
        }  
  };  
  class laborer : public employee    
    {  
  };  
  int main(){  
     manager m1;  
     scientist s1, s2;  
     laborer l1;  
    
     cout << endl;  
     cout << "\nEnter data for manager 1";    
     m1.getdata();                            
    
     cout << "\nEnter data for scientist 1";  
     s1.getdata();  
    
     cout << "\nEnter data for scientist 2";  
     s2.getdata();  
    
     cout << "\nEnter data for laborer 1";  
     l1.getdata();  
    
     cout << "\nData on manager 1";           
     m1.putdata();                            
    
     cout << "\nData on scientist 1";  
     s1.putdata();  
    
     cout << "\nData on scientist 2";  
     s2.putdata();  
    
     cout << "\nData on laborer 1";  
     l1.putdata();  
     cout << endl;  
     return 0;  
  }














9.19.multiple base classes
9.19.1.An example of multiple base classes.
9.19.2.multiple inheritance with employees and degrees
9.19.3.multiple inheritance with English Distances
9.19.4.Multiple Inheritance to have the features from both parent
9.19.5.Resolving Ambiguity in Case of Multiple Inheritance Involving Common Base Classes
9.19.6.Multiple Inheritance in both private and public way
9.19.7.In cases of multiple inheritance: Constructors are called in order of derivation, destructors in reverse order
9.19.8.Multiple inheritance example
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