namespace std::filesystem { class directory_iterator { public: using iterator_category = input_iterator_tag; using value_type = directory_entry; using difference_type = ptrdiff_t; using pointer = const directory_entry*; using reference = const directory_entry&; // [fs.dir.itr.members], member functions directory_iterator() noexcept; explicit directory_iterator(const path& p); directory_iterator(const path& p, directory_options options); directory_iterator(const path& p, error_code& ec); directory_iterator(const path& p, directory_options options, error_code& ec); directory_iterator(const directory_iterator& rhs); directory_iterator(directory_iterator&& rhs) noexcept; ~directory_iterator(); directory_iterator& operator=(const directory_iterator& rhs); directory_iterator& operator=(directory_iterator&& rhs) noexcept; const directory_entry& operator*() const; const directory_entry* operator->() const; directory_iterator& operator++(); directory_iterator& increment(error_code& ec); // other members as required by [input.iterators], input iterators }; }
directory_iterator() noexcept;
explicit directory_iterator(const path& p);
directory_iterator(const path& p, directory_options options);
directory_iterator(const path& p, error_code& ec);
directory_iterator(const path& p, directory_options options, error_code& ec);
(options & directory_options::skip_permission_denied) != directory_options::noneand construction encounters an error indicating that permission to access p is denied, constructs the end iterator and does not report an error.
directory_iterator(const directory_iterator& rhs);
directory_iterator(directory_iterator&& rhs) noexcept;
directory_iterator& operator=(const directory_iterator& rhs);
directory_iterator& operator=(directory_iterator&& rhs) noexcept;
directory_iterator& operator++();
directory_iterator& increment(error_code& ec);