<?php require_once 'object_set.php'; class version extends object_set { function add_item($item) { $item->publish_time = date('Y-m-d H:i:s'); $item->engineer_id = $_SESSION['uid']; $result = parent::add_item($item); if (!$result['success']) { return $result; } return $result; } function table_name() { return "t_version"; } function auto_id() { return true; } } $version = new version(); $version->process();