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  1. #include <iostream>
  2.  
  3. class A
  4. {
  5. public:
  6.     A(int data)
  7.     {
  8.         a_data = data;
  9.     }
  10.     ~A(){}
  11.  
  12.     int a_data; 
  13. };
  14.  
  15.  
  16. class B : public A
  17. {
  18. public:
  19.     B(int in, int num = 9) : A(num)
  20.     {
  21.         b_data = in;
  22.     }
  23.  
  24.     int b_data;
  25. };
  26.  
  27. int main()
  28. {
  29.     B b(3);
  30.     int x = b.a_data;
  31.  
  32. 	std::cout << x << std::endl;
  33.  
  34.     return 0;
  35. }
Success #stdin #stdout 0s 3096KB
comments (?)
stdin 
Standard input is empty
stdout 
9
https://ideone.com/gs03oN
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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