if (is_array($att) && count($att) > 0) { foreach ($att as $key => $value) { if ($value) { $value = $this->fun->codecon($value, 'bg'); $db_where .= ' AND b.' . $key . '=\'' . $value . '\''; $urlstr .= '&attr[' . $key . ']=' . urlencode($value); } } }