Index: branches/5.2.x/core/units/helpers/search_helper.php
===================================================================
diff -u -r16669 -r16692
--- branches/5.2.x/core/units/helpers/search_helper.php	(.../search_helper.php)	(revision 16669)
+++ branches/5.2.x/core/units/helpers/search_helper.php	(.../search_helper.php)	(revision 16692)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: search_helper.php 16669 2021-02-09 08:52:44Z alex $
+* @version	$Id: search_helper.php 16692 2021-08-31 09:24:09Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -429,7 +429,8 @@
 				$submit_filters = getArrayValue($submit_filters, $event->getPrefixSpecial(), $grid_name);
 				if ($submit_filters) {
 					foreach ($submit_filters as $field_name => $field_options) {
-						list ($filter_type, $field_value) = each($field_options);
+						$filter_type = key($field_options);
+						$field_value = $field_options[$filter_type];
 						$is_empty = strlen(is_array($field_value) ? implode('', $field_value) : $field_value) == 0;
 						if ($is_empty) {
 							if (isset($custom_filter[$field_name])) {
@@ -466,7 +467,8 @@
 			$object = $event->getObject(); // don't recall it each time in getCustomFilterSearchClause
 			$grid_info = $this->Application->getUnitOption($event->Prefix.'.'.$grid_name, 'Grids');
 			foreach ($custom_filter as $field_name => $field_options) {
-				list ($filter_type, $field_options) = each($field_options);
+				$filter_type = key($field_options);
+				$field_options = $field_options[$filter_type];
 				$field_options['grid_options'] = $grid_info['Fields'][$field_name];
 				$field_options = $this->getCustomFilterSearchClause($object, $field_name, $filter_type, $field_options);
 				if ($field_options['value']) {
@@ -515,7 +517,8 @@
 
 			$custom_filter = $custom_filters[$grid_name];
 			foreach ($custom_filter as $field_name => $field_options) {
-				list ($filter_type, $field_options) = each($field_options);
+				$filter_type = key($field_options);
+				$field_options = $field_options[$filter_type];
 
 				if (strpos($filter_type, 'range') === false) {
 					continue;