Viewing file:  stripos.php (2.75 KB) -rw-rw-rw-
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<?php
// +----------------------------------------------------------------------+
// | PHP Version 4 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2004 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 3.0 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available at through the world-wide-web at |
// | http://www.php.net/license/3_0.txt. |
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | license@php.net so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Authors: Aidan Lister <aidan@php.net> |
// +----------------------------------------------------------------------+
//
// $Id: stripos.php,v 1.13 2005/05/30 20:33:03 aidan Exp $
/**
* Replace stripos()
*
* @category PHP
* @package PHP_Compat
* @link http://php.net/function.stripos
* @author Aidan Lister <aidan@php.net>
* @version $Revision: 1.13 $
* @since PHP 5
* @require PHP 4.0.0 (user_error)
*/
if (!function_exists('stripos')) {
function stripos($haystack, $needle, $offset = null)
{
if (!is_scalar($haystack)) {
user_error('stripos() expects parameter 1 to be string, ' .
gettype($haystack) . ' given', E_USER_WARNING);
return false;
}
if (!is_scalar($needle)) {
user_error('stripos() needle is not a string or an integer.', E_USER_WARNING);
return false;
}
if (!is_int($offset) && !is_bool($offset) && !is_null($offset)) {
user_error('stripos() expects parameter 3 to be long, ' .
gettype($offset) . ' given', E_USER_WARNING);
return false;
}
// Manipulate the string if there is an offset
$fix = 0;
if (!is_null($offset)) {
if ($offset > 0) {
$haystack = substr($haystack, $offset, strlen($haystack) - $offset);
$fix = $offset;
}
}
$segments = explode(strtolower($needle), strtolower($haystack), 2);
// Check there was a match
if (count($segments) === 1) {
return false;
}
$position = strlen($segments[0]) + $fix;
return $position;
}
}
?>
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