Header <filesystem> implementation status Reference Implementation : Cannot implement with language itself. Need compiler support. Used C++ N STL : Partially implemented with C++ N : Fully implemented with C++ N : Not yet implemented Features Standard Implemented in Includes <compare> Classes path filesystem_error directory_entry directory_iterator recursive_directory_iterator file_status space_info file_type perms perm_options copy_options directory_options file_time_type ss::hash<ss::filesystem::path> Forward declarations hash Functions u8path Deprecated in C++20 absolute canonical weakly_canonical relative proximate copy copy_file copy_symlink create_directory create_directories create_hard_link create_symlink create_directory_symlink current_path exists equivalent file_size hard_link_count last_write_time permissions read_symlink remove remove_all rename resize_file space status symlink_status temp_directory_path File types is_block_file is_character_file is_directory is_empty is_fifo is_other is_regular_file is_socket is_symlink status_known