来自「visualCplusplus学习课件大连东软培训教材」· 代码 · 共 34 行

TXT
34
字号
#include <iostream>
#include <typeinfo>
using namespace std;

class myclass{};
class yourclass: public myclass
{
public:
	int c;
};

void main()
{
	myclass m,n;
	yourclass y;
	yourclass *p;
	myclass *x = &y;
	cout<<typeid(m).name()<<'\t'<<typeid(n).name()<<endl;//myclass
	cout<<typeid(y).name()<<endl;//yourclass
	cout<<typeid(p).name()<<endl;//yourclass *
	cout<<typeid(x).name()<<endl;//myclass *
	cout<<typeid(y.c).name()<<endl;//int
	if(typeid(n)==typeid(m))//yes
		cout<<"yes1\n";
	else
		cout<<"no1\n";
	if(typeid(n)==typeid(y))cout<<"yes2\n";//no
	if(typeid(47)==typeid(int))cout<<"yes3\n";//yes
	if(typeid(48)==typeid(49))cout<<"yes4\n";//yes
	if(typeid(50)==typeid(51l))cout<<"yes5\n";//no
	
	cout<<endl;
}

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