[To Parent Directory] 2018/1/11 10:02 0 root_dir1_file1.ext1 2018/1/11 10:02 0 root_dir1_file2.ext2 2018/1/11 10:02 0 root_dir1_file3.ext3 2020/2/10 16:51 <dir> root_dir1_subdir1