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39 lines
855 B
PHP
39 lines
855 B
PHP
<?php
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/**
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* @version $Id$
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* @package utf8
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* @subpackage strings
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*/
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//---------------------------------------------------------------
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/**
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* UTF-8 aware alternative to stristr
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* Find first occurrence of a string using case insensitive comparison
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* Note: requires utf8_strtolower
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* @param string
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* @param string
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* @return int
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* @see http://www.php.net/strcasecmp
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* @see utf8_strtolower
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* @package utf8
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* @subpackage strings
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*/
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function utf8_stristr($str, $search) {
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if ( strlen($search) == 0 ) {
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return $str;
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}
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$lstr = utf8_strtolower($str);
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$lsearch = utf8_strtolower($search);
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//JOOMLA SPECIFIC FIX - BEGIN
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preg_match('/^(.*)'.preg_quote($lsearch, '/').'/Us',$lstr, $matches);
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//JOOMLA SPECIFIC FIX - END
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if ( count($matches) == 2 ) {
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return substr($str, strlen($matches[1]));
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}
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return FALSE;
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}
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