TaobaoClient client = new DefaultTaobaoClient(url, appkey, secret);
PcOrderCancelRequest req = new PcOrderCancelRequest();
PcOrderCancelRequest.ContractCancelOrderReq obj1 = new PcOrderCancelRequest.ContractCancelOrderReq();
obj1.setBizOrderId("10000001");
obj1.setBuyerId(10000001L);
req.setParam(obj1);
PcOrderCancelResponse rsp = client.execute(req);
System.out.println(rsp.getBody());

ITopClient client = new DefaultTopClient(url, appkey, secret);
PcOrderCancelRequest req = new PcOrderCancelRequest();
PcOrderCancelRequest.ContractCancelOrderReqDomain obj1 = new PcOrderCancelRequest.ContractCancelOrderReqDomain();
obj1.BizOrderId = "10000001";
obj1.BuyerId = 10000001L;
req.Param_ = obj1;
PcOrderCancelResponse rsp = client.Execute(req);
Console.WriteLine(rsp.Body);

$c = new TopClient;
$c->appkey = $appkey;
$c->secretKey = $secret;
$req = new PcOrderCancelRequest;
$param = new ContractCancelOrderReq;
$param->biz_order_id="10000001";
$param->buyer_id="10000001";
$req->setParam(json_encode($param));
$resp = $c->execute($req);

curl -X POST 'http://gw.api.taobao.com/router/rest' \
-H 'Content-Type:application/x-www-form-urlencoded;charset=utf-8' \
-d 'app_key=12129701' \
-d 'format=json' \
-d 'method=taobao.pc.order.cancel' \
-d 'partner_id=apidoc' \
-d 'sign=D1561880AD7737C771637F59BAC44833' \
-d 'sign_method=hmac' \
-d 'timestamp=2025-04-29+15%3A02%3A29' \
-d 'v=2.0' \
-d 'param=null'

# -*- coding: utf-8 -*-
import top.api

req=top.api.PcOrderCancelRequest(url,port)
req.set_app_info(top.appinfo(appkey,secret))

req.param=""
try:
	resp= req.getResponse()
	print(resp)
except Exception,e:
	print(e)

pTopRequest pRequest = alloc_top_request();
pTopResponse pResponse = NULL;
pTaobaoClient pClient = alloc_taobao_client(url, appkey, appsecret);
set_api_name(pRequest,"taobao.pc.order.cancel");
add_param(pRequest,"param","数据结构JSON示例");
pResponse = top_execute(pClient,pRequest,NULL);
printf("ret code:%d\n",pResponse->code);
if(pResponse->code == 0){
	pTopResponseIterator ite = init_response_iterator(pResponse);
	pResultItem pResultItem = alloc_result_item();
	while(parseNext(ite, pResultItem) == 0){
		printf("%s:%s\n",pResultItem->key,pResultItem->value);
	}
	destroy_response_iterator(ite);
	destroy_result_item(pResultItem);
}
destroy_top_request(pRequest);
destroy_top_response(pResponse);
destroy_taobao_client(pClient);

TopClient = require('./topClient').TopClient;
var client = new TopClient({
	'appkey': 'appkey',
	'appsecret': 'secret',
	'REST_URL': 'http://gw.api.taobao.com/router/rest'
});

client.execute('taobao.pc.order.cancel', {
	'param':'数据结构JSON示例'
}, function(error, response) {
	if (!error) console.log(response);
	else console.log(error);
})

<pc_order_cancel_response>
    <result>
        <success>true</success>
        <error_code>200</error_code>
        <error_msg>参数错误</error_msg>
        <contract_place_order>
            <contract_no>xxxxx</contract_no>
            <out_order_id>xxxxx</out_order_id>
            <biz_order_ids>
                <string>Top</string>
                <string>Pub</string>
            </biz_order_ids>
            <order_items>
                <order_item>
                    <item_id>3</item_id>
                    <sku_id>3</sku_id>
                    <buy_amount>10</buy_amount>
                    <item_price>3</item_price>
                    <can_buy>false</can_buy>
                </order_item>
            </order_items>
        </contract_place_order>
    </result>
</pc_order_cancel_response>

{
    "pc_order_cancel_response":{
        "result":{
            "success":true,
            "error_code":"200",
            "error_msg":"参数错误",
            "contract_place_order":{
                "contract_no":"xxxxx",
                "out_order_id":"xxxxx",
                "biz_order_ids":{
                    "string":[
                        "Top",
                        "Pub"
                    ]
                },
                "order_items":{
                    "order_item":[
                        {
                            "item_id":3,
                            "sku_id":3,
                            "buy_amount":10,
                            "item_price":3,
                            "can_buy":false
                        }
                    ]
                }
            }
        }
    }
}

<error_response>
    <code>50</code>
    <msg>Remote service error</msg>
    <sub_code>isv.invalid-parameter</sub_code>
    <sub_msg>非法参数</sub_msg>
</error_response>

{
	"error_response":{
		"msg":"Remote service error",
		"code":50,
		"sub_msg":"非法参数",
		"sub_code":"isv.invalid-parameter"
	}
}