| <?php |
| |
| /* Functions missing from older PHP versions */ |
| |
| |
| /* Added in PHP 4.2.0 */ |
| |
| if (!function_exists('floatval')) { |
| function floatval($string) { |
| return ((float) $string); |
| } |
| } |
| |
| if (!function_exists('is_a')) { |
| function is_a($object, $class) { |
| // by Aidan Lister <aidan@php.net> |
| if (get_class($object) == strtolower($class)) { |
| return true; |
| } else { |
| return is_subclass_of($object, $class); |
| } |
| } |
| } |
| |
| if (!function_exists('ob_clean')) { |
| function ob_clean() { |
| // by Aidan Lister <aidan@php.net> |
| if (@ob_end_clean()) { |
| return ob_start(); |
| } |
| return false; |
| } |
| } |
| |
| |
| /* Added in PHP 4.3.0 */ |
| |
| function printr($var, $do_not_echo = false) { |
| // from php.net/print_r user contributed notes |
| ob_start(); |
| print_r($var); |
| $code = htmlentities(ob_get_contents()); |
| ob_clean(); |
| if (!$do_not_echo) { |
| echo "<pre>$code</pre>"; |
| } |
| return $code; |
| } |
| |
| if (!defined('CASE_LOWER')) { |
| define('CASE_LOWER', 0); |
| } |
| |
| if (!defined('CASE_UPPER')) { |
| define('CASE_UPPER', 1); |
| } |
| |
| |
| /** |
| * Replace array_change_key_case() |
| * |
| * @category PHP |
| * @package PHP_Compat |
| * @link http://php.net/function.array_change_key_case |
| * @author Stephan Schmidt <schst@php.net> |
| * @author Aidan Lister <aidan@php.net> |
| * @version $Revision: 1.1 $ |
| * @since PHP 4.2.0 |
| * @require PHP 4.0.0 (user_error) |
| */ |
| if (!function_exists('array_change_key_case')) { |
| function array_change_key_case($input, $case = CASE_LOWER) |
| { |
| if (!is_array($input)) { |
| user_error('array_change_key_case(): The argument should be an array', |
| E_USER_WARNING); |
| return false; |
| } |
| |
| $output = array (); |
| $keys = array_keys($input); |
| $casefunc = ($case == CASE_LOWER) ? 'strtolower' : 'strtoupper'; |
| |
| foreach ($keys as $key) { |
| $output[$casefunc($key)] = $input[$key]; |
| } |
| |
| return $output; |
| } |
| } |
| |
| ?> |