+sub has_storno {
+ $main::lxdebug->enter_sub();
+
+ my ($self, $myconfig, $form) = @_;
+
+ $main::lxdebug->leave_sub() and return 0 unless ($form->{id});
+
+ my $dbh = $form->dbconnect($myconfig);
+
+ my $query = qq|SELECT storno FROM ap WHERE id = ?|;
+ my ($result) = selectrow_query($form, $dbh, $query, $form->{id});
+
+ $dbh->disconnect();
+
+ $main::lxdebug->leave_sub();
+
+ return $result;
+}
+