codice:
$dir = "foto/";
$k = 0;
if (is_dir($dir)) {
	if ($dh = opendir($dir)) {
		while (($val = readdir($dh)) !== false) {
			if (($val != ".") && ($val != "..")) {			 
			 	$file[$k] = $val;
			 	$k++;			 
			 }
	   	}
	             closedir($dh);
	}
}

echo "<pre>";
print_r($file);
echo "</pre>";
Puo' andare?