1<?php 2// +----------------------------------------------------------------------+ 3// | PHP Version 4 | 4// +----------------------------------------------------------------------+ 5// | Copyright (c) 1997-2004 The PHP Group | 6// +----------------------------------------------------------------------+ 7// | This source file is subject to version 3.0 of the PHP license, | 8// | that is bundled with this package in the file LICENSE, and is | 9// | available at through the world-wide-web at | 10// | http://www.php.net/license/3_0.txt. | 11// | If you did not receive a copy of the PHP license and are unable to | 12// | obtain it through the world-wide-web, please send a note to | 13// | license@php.net so we can mail you a copy immediately. | 14// +----------------------------------------------------------------------+ 15// | Authors: Aidan Lister <aidan@php.net> | 16// +----------------------------------------------------------------------+ 17// 18// $Id: constant.php,v 1.7 2005/01/26 04:55:13 aidan Exp $ 19 20 21/** 22 * Replace constant() 23 * 24 * @category PHP 25 * @package PHP_Compat 26 * @link http://php.net/function.constant 27 * @author Aidan Lister <aidan@php.net> 28 * @version $Revision: 1.7 $ 29 * @since PHP 4.0.4 30 * @require PHP 4.0.0 (user_error) 31 */ 32if (!function_exists('constant')) { 33 function constant($constant) 34 { 35 if (!defined($constant)) { 36 $error = sprintf('constant() Couldn\'t find constant %s', $constant); 37 user_error($error, E_USER_WARNING); 38 return false; 39 } 40 41 eval("\$value=$constant;"); 42 43 return $value; 44 } 45} 46 47?>