#include <typeinfo>
#include <string>
#include <iostream>
using namespace std;
class A
{
public:
?? ?void print()
?? ?{}
};
class AA:public A
{
};
class B
{
public:
?? ?virtual void print()
?? ?{}
};
class BB:public B
{
};
int main()
{
?? A *a=new AA;
?? B *b=new BB;
?? cout<<typeid(a).name()<<endl;
?? cout<<typeid(b).name()<<endl;
?? cout<<typeid(*a).name()<<endl;
?? cout<<typeid(*b).name()<<endl;
?? return 1;
}
輸出
class A*
class B*
class A----注意這個，有虛擬函數(shù)和沒有虛擬函數(shù)的差別
class BB