آموزش C++‎ – وراثت

// Base class (parent)
class MyClass {
  public: 
    void  myFunction() {
       cout << "Some content in parent class." ;
    }
};

//  Derived  class (child)
class MyChild: public MyClass {
};

// Derived class  (grandchild) 
class MyGrandChild: public MyChild {
};

int main() {
   MyGrandChild myObj;
   myObj.myFunction();
   return 0;
}

// Base class
class MyClass {
  public: 
    void  myFunction() {
       cout << "Some content in parent class." ;
    }
};

//  Another base class
class MyOtherClass {
  public: 
    void  myOtherFunction() {
       cout << "Some content in another class." ;
    }
};

//  Derived  class 
class MyChildClass: public MyClass, public MyOtherClass {
};

int main() {
   MyChildClass myObj;
   myObj.myFunction();
   myObj.myOtherFunction();
   return 0;
}

// Base class
class  Employee {
  protected: // Protected access specifier
     int salary;
};

// Derived class
class Programmer: public Employee {
   public:
    int bonus;
    void  setSalary(int s) {
      salary = s;
     }
    int getSalary() {
       return salary;
    }
};

int main() {
  Programmer myObj;
  myObj.setSalary(50000);
  myObj.bonus =  15000;
  cout << "Salary: " << myObj.getSalary() << "n";
  cout << "Bonus: " <<  myObj.bonus << "n";
  return 0;
}