c12指针引用.cpp
#include <iostream>using namespace std;struct students12
{int age;
};int main()
{students12 stu;students12* p = &stu; // 结构体指针students12* &pp = p; // 结构体指针起别名pp->age = 20;// (*pp).age = 22;cout << "age: " << p->age << endl;cout << "age: " << pp->age << endl;return 0;
}