/* The following code example is taken from the book * "C++ Templates - The Complete Guide" * by David Vandevoorde and Nicolai M. Josuttis, Addison-Wesley, 2002 * * (C) Copyright David Vandevoorde and Nicolai M. Josuttis 2002. * Permission to copy, use, modify, sell and distribute this software * is granted provided this copyright notice appears in all copies. * This software is provided "as is" without express or implied * warranty, and with no claim as to its suitability for any purpose. */#include <stddef.h>template<typename T, size_t N>class CompoundT <T[N]> {    // partial specialization for arrays  public:    enum { IsPtrT = 0, IsRefT = 0, IsArrayT = 1,           IsFuncT = 0, IsPtrMemT = 0 };    typedef T BaseT;    typedef typename CompoundT<T>::BottomT BottomT;    typedef CompoundT<void> ClassT;};template<typename T>class CompoundT <T[]> {    // partial specialization for empty arrays  public:    enum { IsPtrT = 0, IsRefT = 0, IsArrayT = 1,           IsFuncT = 0, IsPtrMemT = 0 };    typedef T BaseT;    typedef typename CompoundT<T>::BottomT BottomT;    typedef CompoundT<void> ClassT;};template<typename T, typename C>class CompoundT <T C::*> {  // partial specialization for pointer-to-members  public:    enum { IsPtrT = 0, IsRefT = 0, IsArrayT = 0,           IsFuncT = 0, IsPtrMemT = 1 };    typedef T BaseT;    typedef typename CompoundT<T>::BottomT BottomT;    typedef C ClassT;};