template<typename _Iterator, typename = __void_t<>>

struct std::__iterator_traits< _Iterator, typename >" Traits class for iterators.

This class does nothing but define nested typedefs. The general version simply forwards the nested typedefs from the Iterator argument. Specialized versions for pointers and pointers-to-const provide tighter, more correct semantics.

Definition at line 144 of file stl_iterator_base_types.h.