#include <iostream> #include <typeinfo> struct Base {}; struct Derived : public Base {}; struct PolyBase { virtual void member(){} }; struct PolyDerived : public PolyBase {}; int main() { // 組み込み型 int i; int* pi; std::cout << "int is: " << typeid(int).name() << std::endl; std::cout << " i is: " << typeid(i).name() << std::endl; std::cout << " pi is: " << typeid(pi).name() << std::endl; std::cout <