23种设计模式之装饰器模式（结构型，2 Decorator，c++实现）

代码实现： #include <iostream> using namespace std; class Car { public: virtual void show() = 0; }; class RunCar :public Car { public: void show() { cout << "run" << endl; } }; class SwimCarDirector :publi

>>阅读原文<<