std::_List_const_iterator - Man Page

typedef const _List_node< _Tp > _Node
typedef ptrdiff_t difference_type
typedef _List_iterator< _Tp > iterator
typedef std::bidirectional_iterator_tag iterator_category
typedef const _Tp * pointer
typedef const _Tp & reference
typedef _Tp value_type

_List_const_iterator (const __detail::_List_node_base *__x) noexcept
_List_const_iterator (const iterator &__x) noexcept
iterator _M_const_cast () const noexcept
reference operator* () const noexcept
_List_const_iterator & operator++ () noexcept
_List_const_iterator operator++ (int) noexcept
_List_const_iterator & operator-- () noexcept
_List_const_iterator operator-- (int) noexcept
pointer operator-> () const noexcept

const __detail::_List_node_base * _M_node

bool operator== (const _List_const_iterator &__x, const _List_const_iterator &__y) noexcept

struct std::_List_const_iterator< _Tp >"A list::const_iterator.

All the functions are op overloads.