system/core/utf8/ucfirst.php

   1 <?php defined('SYSPATH') OR die('No direct access allowed.');
   2 /**
   3  * utf8::ucfirst
   4  *
   5  * @package    Core
   6  * @author     Kohana Team
   7  * @copyright  (c) 2007 Kohana Team
   8  * @copyright  (c) 2005 Harry Fuecks
   9  * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt
  10  */
  11 function _ucfirst($str)
  12 {
  13         if (utf8::is_ascii($str))
  14                 return ucfirst($str);
  15
  16         preg_match('/^(.?)(.*)$/us', $str, $matches);
  17         return utf8::strtoupper($matches[1]).$matches[2];
  18 }