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Text File  |  1996-08-06  |  843 b   |  28 lines
  1. >>>>> Andrew Bell <abell@mindspring.com> writes:
  2.  
  3. > One problem, though, is that you may not care about the actual class
  4. > of an object, but just whether it is derived from (or is) of a
  5. > particular class, and RTTI doesn't help you there.
  6.  
  7. Why do you say that?  That's precisely what dynamic_cast is for.
  8.  
  9.  
  10. ...
  11.  
  12.   typedef class_where_method_is_introduced T;
  13.   if (T* p = dynamic_cast<T*>(generic_ptr))
  14.     {
  15.       p->method ();
  16.     }
  17.  
  18. ...
  19.  
  20. Jason
  21.  
  22.  
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  28.