- decltype 与 typeid的用法
#include <iostream>
using namespace std;
int main()
{
int a = 0;
decltype(a) c = a;
decltype((a)) d = a;
cout << typeid(a).name() << "-"
<< typeid(c).name() << "-"
<< typeid(d).name() << endl;
return 0;
}
#include <iostream>
using namespace std;
int main()
{
int a = 0;
decltype(a) c = a;
decltype((a)) d = a;
cout << typeid(a).name() << "-"
<< typeid(c).name() << "-"
<< typeid(d).name() << endl;
return 0;
}