目录路径:admin\model\demo.php,根据前台$act传递参数不同,进行不同的操作 ``` switch ($act) { //删除演示数据; case "del"; $vid = get_param('vid'); if (is_array($vid)) { $vid = implode(",", $vid); } if ($vid == '') { die("vid错误"); } $db->delete('demo', 'vid in(' . $vid . ')'); //操作日志; addlogs($_COOKIE["adminname"], $vid . '数据删除,STATUS:OK', '', time(), $_SERVER["REMOTE_ADDR"]); break; //编辑单个演示数据; case "edit"; $vid = $_POST['vid']; $vname = $_POST['vname']; $vdata = $_POST['vdata']; $vtask = $_POST['vtask']; $vctime = strtotime($_POST['vctime']); $db->update('demo', array('vname' => $vname, 'vdata' => $vdata, 'vtask' => $vtask, 'vctime' => $vctime), 'vid=' . $vid); //操作日志; addlogs($_COOKIE["adminname"], $vid . '数据编辑,STATUS:OK', '', time(), $_SERVER["REMOTE_ADDR"]); break; //添加单个演示数据; case "add"; $vname = $_POST['vname']; $vdata = $_POST['vdata']; $vtask = $_POST['vtask']; $vctime = strtotime($_POST['vctime']); $db->insert('demo', array('vname' => $vname, 'vdata' => $vdata, 'vtask' => $vtask, 'vctime' => $vctime)); //操作日志; addlogs($_COOKIE["adminname"], $vname . '数据添加,STATUS:OK', '', time(), $_SERVER["REMOTE_ADDR"]); break; //读取单个演示数据; case "show"; $vid = get_param('vid'); $row = $db->fetch('demo', 'vid,vname,vdata,vtask,vctime', array('vid' => $vid), 'vid asc'); break; //读取日志列表数据; default: $page = get_param('page'); $page = intval($page) == 0 ? 1 : intval($page); $pagenum = 15; $startI = $page * $pagenum - $pagenum; $count = $db->rowcount('demo', ''); $pages = getPages($count, $page, $pagenum); $row = $db->fetchall('demo', 'vid,vname,vdata,vtask,vctime', '', ' vid DESC', $startI . ',' . $pagenum); } ```