1 #include <iostream>
2 using namespace std;
3
4 //友元函数的主要作用就是访问私有变量
5 class myclass
6 {
7 public:
8 friend
class newclass;
9 private:
10 int x;
11 int y;
12 int z;
13
14
15 };
16
17 class newclass
18 {
19 private:
20 myclass my;
21 char *password =
"calc";
22
23 public:
24 void outit()
25 {
26 cout << password << my.x << my.y <<
my.z;
27 }
28 };
29
30 void main()
31 {
32
33 cin.
get();
34 }
转载于:https://www.cnblogs.com/xiaochi/p/8594912.html
