#include <iostream> using namespace std; class A { public: int i; static int count; A(int n=0):i(n) {count++; } }; int A::count=0; int main() { A o1(1); A *p=&o1; int A::*q1=&A::i; cout<< _______________; //输出i的值 //system("PAUSE"); return 0; }
#include <iostream> using namespace std; class A { public: int i; static int count; A(int n=0):i(n) {count++; } }; int A::count=0; int main() { A o1(1); A *p=&o1; int A::*q1=&A::i; cout<< _______________; //输出i的值 //system("PAUSE"); return 0; }
o1.i
p->i
p->*q1
o1.*q1