c++程序成员指针为何异常

c++程序成员指针为何错误！C/C++ code#include iostreamusing namespace stdclass A{public:int n}int

c++程序成员指针为何错误！

C/C++ code

#include <iostream>using namespace std;class A{public:    int n;};int main(){    int A::*pn = &A::n;    A a;    a.*pn = 10;    A* pa = &a;    pa->*pn =10;}

[解决办法]
目测没错,是VC6 ?
[解决办法]

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C/C++ code

#include <iostream>
using namespace std;

class A{
public:
int n;
};

int main()
{
int A::*pn = &A::n;
A a;
a.*pn = 10;
A* pa = &a;
pa->*pn =10;
}