stdClass Object
(
    [tbk_item_info_get_response] => stdClass Object
        (
            [results] => stdClass Object
                (
                    [n_tbk_item] => Array
                        (
                            [0] => stdClass Object
                                (
                                    [cat_leaf_name] => 科学技术类原版书
                                    [cat_name] => 书籍/杂志/报纸
                                    [free_shipment] => 
                                    [hot_flag] => 0
                                    [input_num_iid] => KZ4b459s3tobAxpjyjH85cJtW-bM7nwOSGkd5jaMruWg
                                    [item_url] => https://uland.taobao.com/item/edetail?id=BaXrRPQf6t8dkGGAyYC0kirte-bM7nwOSGkd5jaMruWg
                                    [ju_online_end_time] => 0
                                    [ju_online_start_time] => 0
                                    [ju_pre_show_end_time] => 0
                                    [ju_pre_show_start_time] => 0
                                    [material_lib_type] => 1
                                    [nick] => 中华商务图书专营店
                                    [num_iid] => BaXrRPQf6t8dkGGAyYC0kirte-bM7nwOSGkd5jaMruWg
                                    [pict_url] => https://img.alicdn.com/bao/uploaded/i4/866276081/O1CN01k8nYC91un9MOi7iLS_!!0-item_pic.jpg
                                    [presale_deposit] => 0
                                    [presale_end_time] => 0
                                    [presale_start_time] => 0
                                    [presale_tail_end_time] => 0
                                    [presale_tail_start_time] => 0
                                    [provcity] => 广东 佛山
                                    [reserve_price] => 1660
                                    [seller_id] => 4829125994273055267
                                    [superior_brand] => 0
                                    [title] => 海外直订医药图书Surgery for Cochlear and Other Auditory Implants 人工耳蜗和其他听觉植入手术
                                    [tmall_play_activity_end_time] => 0
                                    [tmall_play_activity_start_time] => 0
                                    [user_type] => 1
                                    [zk_final_price] => 1660
                                )

                        )

                )

            [request_id] => 15s2oauar1mxk
        )

)
<br />
<b>Warning</b>:  Undefined property: stdClass::$tbk_dg_material_optional_upgrade_response in <b>D:\Web\weiyujianbao\pic.php</b> on line <b>118</b><br />
<br />
<b>Warning</b>:  Attempt to read property "result_list" on null in <b>D:\Web\weiyujianbao\pic.php</b> on line <b>118</b><br />
<br />
<b>Warning</b>:  Attempt to read property "map_data" on null in <b>D:\Web\weiyujianbao\pic.php</b> on line <b>118</b><br />
<br />
<b>Fatal error</b>:  Uncaught TypeError: sizeof(): Argument #1 ($var) must be of type Countable|array, null given in D:\Web\weiyujianbao\pic.php:121
Stack trace:
#0 {main}
  thrown in <b>D:\Web\weiyujianbao\pic.php</b> on line <b>121</b><br />