List files and directories inside the specified path in PHP

List of files:

• 06_VOSTRIKOVA_pgs_40_44.pdf
• 03_GHAFIYEHSANJ_pgs_17_21.pdf
• 05_GHAFIYEHSANJ_pgs_34_39.pdf
• 02_VOSTRIKOVA_pgs_10_16.pdf
• listagem.php
• file_index.htm
• 04_OKAB_pgs_22_33.pdf
• 01_ZHUMADILOVA1_pgs_01_09.pdf
• 08_TIMOSHIN_pgs_53_62.pdf
• 07_Royes_pgs_46_52.pdf