Class iterator

extern/boost/boost/intrusive/detail/iterator.hpp:62–69

////////////////////
template<class Category, class T, class Difference, class Pointer, class Reference>
struct iterator
{
   typedef Category     iterator_category;
   typedef T            value_type;
   typedef Difference   difference_type;
   typedef Pointer      pointer;
   typedef Reference    reference;
};

////////////////////////////////////////////////////////////////////////////////
//    Conversion from boost::iterator traversals to std tags