first commit

system/core/utf8/trim.php

@@ -0,0 +1,17 @@
+<?php defined('SYSPATH') OR die('No direct access allowed.');
+/**
+ * utf8::trim
+ *
+ * @package    Core
+ * @author     Kohana Team
+ * @copyright  (c) 2007 Kohana Team
+ * @copyright  (c) 2005 Harry Fuecks
+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt
+ */
+function _trim($str, $charlist = NULL)
+{
+	if ($charlist === NULL)
+		return trim($str);
+
+	return utf8::ltrim(utf8::rtrim($str, $charlist), $charlist);
+}