function act_contentDel() { //调用model层获取数据 $contentId = isset($_POST['contentId']) ? trim($_POST['contentId']) : ''; if ($contentId == '') { self::$errCode = '001'; self::$errMsg = "参数错误!"; return false; } $ret = contentModel::delete(" where id = '{$contentId}'"); if (!$ret) { self::$errCode = '003'; self::$errMsg = "content插入失败!"; return false; } return 'ok'; }