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  1. class AbstractBaseClass
  2. {
  3.     public:
  4.  
  5.         virtual void DoAThing( const char* withThis ) {}
  6.         virtual void DoAThing( const char* const* withThat ) = 0;
  7.  
  8.         AbstractBaseClass() {}
  9.         virtual ~AbstractBaseClass() {}
  10. };
  11.  
  12. class SomeMiddlewareClass : public AbstractBaseClass
  13. {
  14.     public:
  15.  
  16.         void ThisIsCool() {}
  17.  
  18.         SomeMiddlewareClass() {}
  19.         virtual ~SomeMiddlewareClass() {}
  20. };
  21.  
  22. class SomeEndClass : public SomeMiddlewareClass
  23. {
  24.     public:
  25.  
  26.         using SomeMiddlewareClass::DoAThing;
  27.         void DoAThing( const char* const* withThat ) {}
  28.  
  29.         SomeEndClass() {}
  30.         virtual ~SomeEndClass() {}
  31. };
  32.  
  33. int main()
  34. {
  35.     SomeEndClass* myClass = new SomeEndClass();
  36.  
  37.     myClass->DoAThing( "withThis" );
  38.     ((SomeMiddlewareClass*)myClass)->DoAThing( "withThisToo" );
  39.  
  40.     delete myClass;
  41. }
  42.  
Success #stdin #stdout 0s 2980KB
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https://ideone.com/ftSO7G
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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