List files and directories inside the specified path in PHP
List of files:
86_1998.pdf
1_1998.pdf
55_1998.pdf
47_1998.pdf
1998.pdf
27_1998.pdf
14_1998.pdf
35_1998.pdf
80_1998.pdf
listagem.php
4_1998.pdf
file_index.htm
96_1998.pdf
65_1998.pdf