Index: branches/5.2.x/core/kernel/utility/formatters/formatter.php
===================================================================
diff -u -N -r16513 -r16565
--- branches/5.2.x/core/kernel/utility/formatters/formatter.php	(.../formatter.php)	(revision 16513)
+++ branches/5.2.x/core/kernel/utility/formatters/formatter.php	(.../formatter.php)	(revision 16565)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: formatter.php 16513 2017-01-20 14:10:53Z alex $
+* @version	$Id: formatter.php 16565 2017-07-16 15:21:40Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2011 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -63,8 +63,6 @@
 	 */
 	function TypeCast($value, $options)
 	{
-		$ret = true;
-
 		if ( isset($options['type']) ) {
 			$field_type = $options['type'];
 
@@ -81,20 +79,18 @@
 			}
 
 			$value = $this->formatNumber($value);
-			$type_ok = preg_match('#int|integer|double|float|real|numeric|string#', $field_type);
+			$is_numeric_type = preg_match('#int|integer|double|float|real#', $field_type);
 
-			if ( $value != '' && $type_ok ) {
-				$ret = is_numeric($value);
+			if ( $value != '' && $is_numeric_type ) {
+				$tc_value = $value;
+				settype($tc_value, $field_type);
 
-				if ($ret) {
-					$f = 'is_' . $field_type;
-					settype($value, $field_type);
-					$ret = $f($value);
-				}
+				// Type casing is considered a success only, when type casted value visually looks the same.
+				return (string)$value === (string)$tc_value ? $tc_value : false;
 			}
 		}
 
-		return $ret ? $value : false;
+		return $value;
 	}
 
 	/**