<?php defined('SYSPATH') or die('No direct script access.');
/**
* UTF8::str_split
*
* @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 _str_split($str, $split_length = 1)
{
$split_length = (int) $split_length;
if (UTF8::is_ascii($str))
return str_split($str, $split_length);
if ($split_length < 1)
return FALSE;
if (UTF8::strlen($str) <= $split_length)
return array($str);
preg_match_all('/.{'.$split_length.'}|[^\x00]{1,'.$split_length.'}$/us', $str, $matches);
return $matches[0];
}
