C++ 多态的实现机制
若无特殊说明, 以下所有操作均在 32 位环境下进行
本篇举例子用的类:
123456789101112131415161718192021222324252627class Animal{public: Animal() {}; virtual void eat() { cout << "Animal::eat()" << endl; }; virtual void bark() { cout << "bark()" << endl; }; virtual ~Animal() {}; void growUp() { age += 1; }protected: int age = 10;};class Dog : public Animal{public: Dog() { age = 20; } vo ...