int arr[10] = {1,2,3,4,5,6,7,8,9,10}; cout << “第一个元素为；” << arr[0] << endl; int* p = arr; //arr 就是数组首地址 cout << “利用指针访问第一个元素” << *p <<endl; p++; //让指针向后偏移 4 个字节 cout << “利用指针访问第二个元素；” << *p << endl;

利用指针遍历数组 int* p2 = arr; for (int i = 0 ; i < 10; i++){ cout << *p2 << endl; p2++; }