<?php $folder_content = 'echo "The following files are content of the selected folder:"
echo "$list"';
$list= "new.txt, left.gif, download.zip, dc.exe";

echo "$folder_content"; ?>

<?php
if ($handle = opendir("yourdirhere")) {
 while (($file = readdir($handle)) !== false) {
   echo "filename: $file : filetype: " . filetype($dir . $file) . "\n";
 }
 closedir($dh);
}
?>

$directory = "path/to/dir";

while (($item = $directory->read()) !== false) {
if ($item != "." && $item != "..") {
 $path = "{$directory->path}/{$item}";
 
 if (is_dir($path)) {
  $tmp['name'] = $item;
  $tmp['stats'] = lstat($path);
 
  $dirs[$item] = $tmp;
 
  unset($tmp);
 } elseif (is_file($path)) {
  $tmp['name'] = $item;
  $tmp['stats'] = lstat($path);
  $tmp['extension'] = substr($item, strrpos($item, "."));
 
  $files[] = $tmp;
 
  unset($tmp);
 }
}
}

ksort($dirs, SORT_STRING);
sort($dirs);

ksort($files, SORT_STRING);
sort($files);