<?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: Tom Buskens <ortega@php.net> | // | Aidan Lister <aidan@php.net> | // +----------------------------------------------------------------------+ // // $Id: substr_compare.php,v 1.1 2005/07/23 05:56:03 Tony Exp $ /** * Replace substr_compare() * * @category PHP * @package PHP_Compat * @link http://php.net/function.substr_compare * @author Tom Buskens <ortega@php.net> * @author Aidan Lister <aidan@php.net> * @version $Revision: 1.1 $ * @since PHP 5 * @require PHP 4.0.0 (user_error) */ if (!function_exists('substr_compare')) { function substr_compare($main_str, $str, $offset, $length = null, $case_insensitive = false) { if (!is_string($main_str)) { user_error('substr_compare() expects parameter 1 to be string, ' . gettype($main_str) . ' given', E_USER_WARNING); return; } if (!is_string($str)) { user_error('substr_compare() expects parameter 2 to be string, ' . gettype($str) . ' given', E_USER_WARNING); return; } if (!is_int($offset)) { user_error('substr_compare() expects parameter 3 to be long, ' . gettype($offset) . ' given', E_USER_WARNING); return; } if (is_null($length)) { $length = strlen($main_str) - $offset; } elseif ($offset >= strlen($main_str)) { user_error('substr_compare() The start position cannot exceed initial string length', E_USER_WARNING); return false; } $main_str = substr($main_str, $offset, $length); $str = substr($str, 0, strlen($main_str)); if ($case_insensitive === false) { return strcmp($main_str, $str); } else { return strcasecmp($main_str, $str); } } } ?>