if (isset($_POST['city'])) {
    //    $curval = $_POST['curvalcity'];
    //    $sql    = 'UPDATE ' . $GLOBALS['xoopsDB']->prefix($table) . ' SET ' . $field . "='" . $_POST['city'] . "' WHERE id='" . $dogid . "'";
    $curval = Request::getString('curvalcity', '', 'POST');
    $city   = $GLOBALS['xoopsDB']->escape(Request::getString('city', '', 'POST'));