私有继承成员的公有化

C++语言: Codee#25741

01 /*
02    私有继承成员的公有化
03    */
04 class Pet
05 {
06 public :
07     char eat() const
08     {
09         return 'a';
10     }
11     int speak() const
12     {
13         return 2;
14     }
15     float sleep() const
16     {
17         return 3.0;
18     }
19     float sleep( int) const
20     {
21         return 4.0;
22     }
23 };
24
25 class Goldfish : Pet            //private inheritance
26 {
27 public :
28     using Pet :: eat;
29     using Pet :: sleep;
30 };
31
32 int main()
33 {
34     Goldfish bob;
35     bob . eat();
36     bob . sleep();
37     bob . sleep( 1);
38
39     return 0;
40 }

转载于:https://www.cnblogs.com/invisible/archive/2012/03/07/2384179.html