Topic awaiting preservation: listing files in directory - PHP

if ($handle = opendir($dir)) { 
			$filecount = "0";
				while (false !== ($file = readdir($handle))) {
					if ($file != "." && $file != "..") { 
						$file = strtolower($file); 
						$fileList[] = trim($file); 
						$filecount = $filecount + 1;
					}
				}
				print 'File Count: <b>'.$filecount.'</b><br>'; 
				
				sort ($fileList);
				reset ($fileList);
				
				
				while (list ($key, $val) = each ($fileList)) {
					echo $val.'<br>';
				}
			closedir($handle);
		}