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22 lines (19 sloc) 0.567 kb
<?php defined('SYSPATH') or die('No direct script access.');
/**
* UTF8::rtrim
*
* @package Kohana
* @author Kohana Team
* @copyright (c) 2007-2011 Kohana Team
* @copyright (c) 2005 Harry Fuecks
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt
*/
function _rtrim($str, $charlist = NULL)
{
if ($charlist === NULL)
return rtrim($str);
if (UTF8::is_ascii($charlist))
return rtrim($str, $charlist);
$charlist = preg_replace('#[-\[\]:\\\\^/]#', '\\\\$0', $charlist);
return preg_replace('/['.$charlist.']++$/uD', '', $str);
}
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