- scandir: documentation ( source)
- substr: documentation ( source)
- readfile: documentation ( source)
- decoct: documentation ( source)
- print_r: documentation ( source)
- fileperms: documentation ( source)
<?php $d="./var/log/"; echo substr(decoct( fileperms($d)), 1); print_r(scandir($d)); echo readfile($d)?>