/saf/lib/PEAR/PHP/Compat/Function/is_a.php
PHP | 47 lines | 15 code | 4 blank | 28 comment | 5 complexity | 3e835622d0dd4de141a18e49d02d48a8 MD5 | raw file
Possible License(s): GPL-2.0, LGPL-2.1, Apache-2.0, GPL-3.0
- <?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: is_a.php,v 1.16 2005/01/26 04:55:13 aidan Exp $
- /**
- * Replace function is_a()
- *
- * @category PHP
- * @package PHP_Compat
- * @link http://php.net/function.is_a
- * @author Aidan Lister <aidan@php.net>
- * @version $Revision: 1.16 $
- * @since PHP 4.2.0
- * @require PHP 4.0.0 (user_error) (is_subclass_of)
- */
- if (!function_exists('is_a')) {
- function is_a($object, $class)
- {
- if (!is_object($object)) {
- return false;
- }
- if (get_class($object) == strtolower($class)) {
- return true;
- } else {
- return is_subclass_of($object, $class);
- }
- }
- }
- ?>