<?php
//Gewaehltes Feld Auslesen(method = get) und Text erzeugen(modul:wert)
$_COMBOBOX_NAME = "testmodul";
$_SELECTED_FIELD = $HTTP_GET_VARS[$_COMBOBOX_NAME];
$_TEXT = $_COMBOBOX_NAME;
$_TEXT .= ":";
$_TEXT .= $_SELECTED_FIELD;
$_TEXT .= "\n";
//Datei öffnen(append) und Zeile schreiben
$_FILENAME = "test.csv";
$_FILE = fopen($_FILENAME, "a"); // a -> append
fwrite($_FILE, $_TEXT);
?>

<?php
if($_GET)
{
 $i=0;
 while(list($strName,$value) = each($_GET))
 {
   $i++;
   $_TEXT= $strName.":".$value;
   $_FILENAME = "test".$i.".csv";
   $_FILE = fopen($_FILENAME, "a");
   fwrite($_FILE, $_TEXT);
  }
 }
?>

<?php
if (isset($_GET['testmodul')) //Ist $_GET['testmodul'] leer ?
 {
 $_TEXT= "testmodul":".$_GET['testmodul'];
 $_FILENAME = "filetosavein.txt";
 $_FILE = fopen($_FILENAME, "a");
 fwrite($_FILE, $_TEXT);
 fclose($_FILE);
 }
?>