7-6:役割ドメイン区切り文字の使用

 1 // 
 2 #include <iostream>
 3 
 4 using namespace std;
 5 
 6 class Base1
 7 {
 8 public:
 9     int var;
10     void fun()
11     {
12         cout<<"Member of Base1"<<endl;
13     }
14 };
15 
16 class Base2
17 {
18 public:
19     int var;
20     void fun()
21     {
22         cout<<"Member of Base2"<<endl;
23     }
24 };
25 
26 class Derived:public Base1,public Base2
27 {
28 public:
29    /* int var;
30     void fun()
31     {
32         cout<<"Member of Derived"<<endl;
33     }
34     */
35     using Base1::var;
36     using Base1::fun;
37 };
38 
39 int main()
40 {
41     Derived d;
42     Derived * p=&d;
43     d.var=1;
44     d.fun();
45     {
46         d.Base1::var=2;
47         d.Base1::fun();
48 
49         p->Base2::var=3;
50         p->Base2::fun();
51     }
52     return 0;
53 }