<?phpecho '<PRE>';$config = Array( 'username' => 'wrs', // username ( string ) 'accesslevel' => 3, // access level ( integer ) 'showemail' => false, // some other var ( boolean ));var_dump($config);// With serialize() we can convert this entire PHP array in to one string, which can be written to file/database for later retrieval$data = serialize($config);// $data should now be something like:// a:3:{s:8:"username";s:3:"wrs";s:11:"accesslevel";i:3;s:9:"showemail";b:0;}echo $data."\n";// which can easily be saved to file/database// to get our array back$newconfig = unserialize($data);var_dump($newconfig);// contents of $config and $newconfig should be exactly the same.?>