containership with employees and degrees : class definition « Class « C++ Tutorial

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C++ Tutorial » Class » class definition 
9.1.10.containership with employees and degrees
#include <iostream>  
  #include <string>  
  using namespace std;  

  class student{  
     private:  
        string school; 
        string degree; 
     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:  
        string name; 
        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:  
        string title;   
        double dues;    
        employee emp;   
        student stu;    
     public:  
        void getdata(){  
           emp.getdata();  
           cout << "   Enter title: ";          cin >> title;  
           cout << "   Enter golf club dues: "; cin >> dues;  
           stu.getedu();  
        }  
        void putdata() const{  
           emp.putdata();  
           cout << "\n   Title: " << title;  
           cout << "\n   Golf club dues: " << dues;  
           stu.putedu();  
        }  
  };  
  class scientist{  
     private:  
        int pubs;
        employee emp;
        student stu; 
     public:  
        void getdata(){  
           emp.getdata();  
           cout << "   Enter number of pubs: "; cin >> pubs;  
           stu.getedu();  
        }  
        void putdata() const{  
           emp.putdata();  
           cout << "\n   Number of publications: " << pubs;  
           stu.putedu();  
        }  
    };  
  class laborer{  
     private:   
        employee emp;
     public:  
        void getdata(){ emp.getdata()}  
        void putdata() constemp.putdata()}  
  };  
  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;  
  }
9.1.class definition
9.1.1.Define your first class
9.1.2.classes example
9.1.3.Create an object from a Class and call its function
9.1.4.Define a class with a member function that takes a parameter
9.1.5.Define class with a data member and member functions to set and get its value
9.1.6.Instantiating multiple objects of the class using its constructor
9.1.7.Define class to record time
9.1.8.Class objects can be assigned to each other using default memberwise assignment
9.1.9.Local Classes: A class may be defined within a function
9.1.10.containership with employees and degrees
9.1.11.Inner class
9.1.12.Friend Classes
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