$sql_filed = 'SELECT `fieldname` AS `columnname`,`description` AS `chinesename` FROM `sline_extend_field` WHERE `typeid` = '.$typeid.' AND `isopen` = 1';

        $rows = DB::query(1, $sql_filed)->execute()->as_array();

        $temp = array();

        foreach ($rows as $row)

        {

            $row['isrealfield'] = 0;

            $temp[] = array(

                'columnname' => $row['columnname'],

                'chinesename' => $row['chinesename'],

                'isrealfield' => 1,

            );

        }

        $arr = array_merge($arr, $temp);

在代碼文件中找到taglib/detailcontent.php文件,把上面的代碼放在圖片中圈出來的位置.詳情頁就可以顯示擴展字段了.