[0,9] elseif ($randomNumber < 37) $newkey .= Chr($randomNumber + 65 - 10); // [11,36] => [A,Z] else $newkey .= Chr($randomNumber + 97 - 36); // [37,62] => [a,z] } return $newkey; } $newkey = RandomPassword(24); $dbconn->Execute("UPDATE " . $oostable['manual_info'] . " SET man_key = '" . oos_db_input($newkey) . "', man_key2 = '', man_key3 = '' WHERE man_info_id = '1' ");