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khosb/includes/kohana/system/utf8/strpos.php

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<?php defined('SYSPATH') OR die('No direct script access.');
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/**
* UTF8::strpos
*
* @package Kohana
* @author Kohana Team
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* @copyright (c) 2007-2012 Kohana Team
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* @copyright (c) 2005 Harry Fuecks
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt
*/
function _strpos($str, $search, $offset = 0)
{
$offset = (int) $offset;
if (UTF8::is_ascii($str) AND UTF8::is_ascii($search))
return strpos($str, $search, $offset);
if ($offset == 0)
{
$array = explode($search, $str, 2);
return isset($array[1]) ? UTF8::strlen($array[0]) : FALSE;
}
$str = UTF8::substr($str, $offset);
$pos = UTF8::strpos($str, $search);
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return ($pos === FALSE) ? FALSE : ($pos + $offset);
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}