diff options
author | Derek Jones <derek.jones@ellislab.com> | 2008-01-16 23:26:37 +0100 |
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committer | Derek Jones <derek.jones@ellislab.com> | 2008-01-16 23:26:37 +0100 |
commit | 9884449add2bf1a52de10b82a366637b595734fd (patch) | |
tree | 84dc564c5ee8d8dfbb665567321d5c92e0b072fe /system/codeigniter/Compat.php | |
parent | 6157938ad5dd9d48607921593ca4ed7bff3e3a8b (diff) |
Added Compat.php file
Diffstat (limited to 'system/codeigniter/Compat.php')
-rw-r--r-- | system/codeigniter/Compat.php | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/system/codeigniter/Compat.php b/system/codeigniter/Compat.php new file mode 100644 index 000000000..3c5f70d60 --- /dev/null +++ b/system/codeigniter/Compat.php @@ -0,0 +1,84 @@ +<?php if (!defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 4.3.2 or newer + * + * @package CodeIgniter + * @author Rick Ellis + * @copyright Copyright (c) 2006, EllisLab, Inc. + * @license http://www.codeigniter.com/user_guide/license.html + * @link http://www.codeigniter.com + * @since Version 1.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * Compatibility Functions + * + * Function overrides for older versions of PHP or PHP environments missing + * certain extensions / libraries + * + * @package CodeIgniter + * @subpackage codeigniter + * @category Compatibility Functions + * @author EllisLab Development Team + * @link http://www.codeigniter.com/user_guide/ + */ + +// ------------------------------------------------------------------------ + +/* + * PHP versions prior to 5.0 don't support the E_STRICT constant + * so we need to explicitly define it otherwise the Exception class + * will generate errors when running under PHP 4 + * + */ +if ( ! defined('E_STRICT')) +{ + define('E_STRICT', 2048); +} + +/** + * ctype_digit() + * + * Determines if a string is comprised only of digits + * http://us.php.net/manual/en/function.ctype_digit.php + * + * @access public + * @param string + * @return bool + */ +if (! function_exists('ctype_digit')) +{ + function ctype_digit($str) + { + return ! preg_match('/[^0-9]/', $str); + } +} + +// -------------------------------------------------------------------- + +/** + * ctype_alnum() + * + * Determines if a string is comprised of only alphanumeric characters + * http://us.php.net/manual/en/function.ctype-alnum.php + * + * @access public + * @param string + * @return bool + */ +if (! function_exists('ctype_alnum')) +{ + function ctype_alnum($str) + { + return ! preg_match('/[^0-9a-z]/i', $str); + } +} + +// -------------------------------------------------------------------- + +?>
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