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  1. #include <iostream>
  2.  
  3. class ExBase{};
  4.  
  5. class ExDer1 : public ExBase
  6. {
  7. 	int a;
  8. public:
  9.     friend int Der1Fn( ExDer1& e)
  10.     {
  11.         std::cout << "Hello World " << e.a <<  std::endl;
  12.     }
  13.     friend int Der2Fn( ExDer1& e);
  14. };
  15.  
  16. int Der1Fn();
  17. int Der2Fn( ExDer1& e) {
  18.     std::cout << "Hello World " << e.a <<  std::endl;
  19. }
  20.  
  21. int main()
  22. {
  23. 	ExDer1 e;
  24.     Der1Fn(e);
  25.     Der2Fn(e);
  26.     //.....
  27. }
Success #stdin #stdout 0s 3296KB
comments (?)
stdin 
Standard input is empty
stdout 
Hello World -1216905228
Hello World -1216905228
https://ideone.com/b58TZr
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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