simpleinherit.cpp

来自「《24学时精通c++》的光盘内容」· C++ 代码 · 共 52 行

 //Listing 16.1 Simple inheritance
 #include <iostream>
 
 enum BREED { YORKIE, CAIRN, DANDIE, SHETLAND, DOBERMAN, LAB };
 
 class Mammal
 {
 public:
     // constructors
     Mammal();
     ~Mammal();
 
     // accessors
     int GetAge() const;
     void SetAge(int);
     int GetWeight() const;
     void SetWeight();
 
     // Other methods
     void Speak();
     void Sleep();
 
 
 protected:
     int itsAge;
     int itsWeight;
 };
 
 class Dog : public Mammal
 {
 public:
     // Constructors
     Dog();
     ~Dog();
 
     // Accessors
     BREED GetBreed() const;
     void SetBreed(BREED);
 
     // Other methods
     // WagTail();
     // BegForFood();
 
 protected:
     BREED itsBreed;
 };
int main()
{
    return 0;
}