93 lines
2.1 KiB
PHP
93 lines
2.1 KiB
PHP
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
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/**
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* CodeIgniter
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*
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* An open source application development framework for PHP 4.3.2 or newer
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*
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* @package CodeIgniter
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* @author ExpressionEngine Dev Team
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* @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
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* @license http://codeigniter.com/user_guide/license.html
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* @link http://codeigniter.com
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* @since Version 1.0
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* @filesource
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*/
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// ------------------------------------------------------------------------
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/**
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* Compatibility Functions
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*
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* Function overrides for older versions of PHP or PHP environments missing
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* certain extensions / libraries
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*
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* @package CodeIgniter
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* @subpackage codeigniter
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* @category Compatibility Functions
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* @author ExpressionEngine Development Team
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* @link http://codeigniter.com/user_guide/
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*/
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// ------------------------------------------------------------------------
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/*
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* PHP versions prior to 5.0 don't support the E_STRICT constant
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* so we need to explicitly define it otherwise the Exception class
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* will generate errors when running under PHP 4
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*
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*/
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if ( ! defined('E_STRICT'))
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{
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define('E_STRICT', 2048);
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}
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/**
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* ctype_digit()
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*
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* Determines if a string is comprised only of digits
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* http://us.php.net/manual/en/function.ctype_digit.php
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*
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* @access public
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* @param string
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* @return bool
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*/
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if ( ! function_exists('ctype_digit'))
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{
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function ctype_digit($str)
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{
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if ( ! is_string($str) OR $str == '')
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{
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return FALSE;
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}
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return ! preg_match('/[^0-9]/', $str);
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}
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}
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// --------------------------------------------------------------------
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/**
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* ctype_alnum()
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*
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* Determines if a string is comprised of only alphanumeric characters
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* http://us.php.net/manual/en/function.ctype-alnum.php
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*
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* @access public
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* @param string
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* @return bool
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*/
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if ( ! function_exists('ctype_alnum'))
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{
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function ctype_alnum($str)
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{
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if ( ! is_string($str) OR $str == '')
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{
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return FALSE;
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}
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return ! preg_match('/[^0-9a-z]/i', $str);
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}
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}
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/* End of file Compat.php */
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/* Location: ./system/codeigniter/Compat.php */ |