function retrieveByOrderNr($ordernr)
{
$query = $this->getDatafieldname('ordernr') . '=\'' . $ordernr . '\' ';
// get the database name from getDatafield
$this->convertdata(OpslagMedium::getObjectdataOnQuery(TABLE_BEST, $query));
$query = ' orderid=' . $this->id;
$dataRowsAssigned = OpslagMedium::getReturnSetOnQuery('bestelling_boek', $query);
while ($row = mysql_fetch_assoc($dataRowsAssigned)) {
$assigned = new assigned_book();
$assigned->getfromid($row['id']);
$this->data->assigned_books[] = $assigned;
// is this the way to do this ???
//$val = $this->data->assigned_books;
}
}
