29 Input/output library [input.output]

29.12 File systems [filesystems]

29.12.11 Class directory_­iterator [fs.class.directory.iterator]

29.12.11.3 Non-member functions [fs.dir.itr.nonmembers]

These functions enable range access for directory_­iterator.
directory_iterator begin(directory_iterator iter) noexcept;
Returns: iter.
directory_iterator end(const directory_iterator&) noexcept;
Returns: directory_­iterator().