摘要：
41*了解隐式接口和编译期多态implicit interface, complie-time polymorphism/*7 模板与泛型编程template & Generic programming所写代码和其所处理的对象类型彼此独立模板 元编程template metaprogramming*//*41隐式接口 implicit interface编译期多态 complie-time polymorphism*///widget.h#include <iostream>class Widget{public: Widget(); virtual ~Widget(); 阅读全文
