TaobaoClient client = new DefaultTaobaoClient(url, appkey, secret);
AlibabaAilabMallOrderCancelRequest req = new AlibabaAilabMallOrderCancelRequest();
AlibabaAilabMallOrderCancelRequest.CancelOrderRequest obj1 = new AlibabaAilabMallOrderCancelRequest.CancelOrderRequest();
obj1.setStoreEnCode("1234");
obj1.setOutBizNo("1234");
obj1.setCancelReason("不想要了");
obj1.setTradeOrderNo("1234");
req.setCancelOrderRequest(obj1);
AlibabaAilabMallOrderCancelResponse rsp = client.execute(req, sessionKey);
System.out.println(rsp.getBody());

ITopClient client = new DefaultTopClient(url, appkey, secret);
AlibabaAilabMallOrderCancelRequest req = new AlibabaAilabMallOrderCancelRequest();
AlibabaAilabMallOrderCancelRequest.CancelOrderRequestDomain obj1 = new AlibabaAilabMallOrderCancelRequest.CancelOrderRequestDomain();
obj1.StoreEnCode = "1234";
obj1.OutBizNo = "1234";
obj1.CancelReason = "不想要了";
obj1.TradeOrderNo = "1234";
req.CancelOrderRequest_ = obj1;
AlibabaAilabMallOrderCancelResponse rsp = client.Execute(req, sessionKey);
Console.WriteLine(rsp.Body);

$c = new TopClient;
$c->appkey = $appkey;
$c->secretKey = $secret;
$req = new AlibabaAilabMallOrderCancelRequest;
$cancel_order_request = new CancelOrderRequest;
$cancel_order_request->store_en_code="1234";
$cancel_order_request->out_biz_no="1234";
$cancel_order_request->cancel_reason="不想要了";
$cancel_order_request->trade_order_no="1234";
$req->setCancelOrderRequest(json_encode($cancel_order_request));
$resp = $c->execute($req, $sessionKey);

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=alibaba.ailab.mall.order.cancel' \
-d 'partner_id=apidoc' \
-d 'session=b7876c24-f254-4805-b34b-9d8f3a72b8e3' \
-d 'sign=8D909530250331087CC3B9883F2627E0' \
-d 'sign_method=hmac' \
-d 'timestamp=2026-04-02+21%3A10%3A02' \
-d 'v=2.0' \
-d 'cancel_order_request=null'

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

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

req.cancel_order_request="数据结构示例JSON格式"
try:
	resp= req.getResponse(sessionkey)
	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,"alibaba.ailab.mall.order.cancel");
add_param(pRequest,"cancel_order_request","数据结构JSON示例");
pResponse = top_execute(pClient,pRequest,sessionKey);
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',
	'url': 'http://gw.api.taobao.com/router/rest'
});

client.execute('alibaba.ailab.mall.order.cancel', {
	'cancel_order_request':'数据结构JSON示例'
}, function(error, response) {
	if (!error) console.log(response);
	else console.log(error);
})

<alibaba_ailab_mall_order_cancel_response>
    <message>success</message>
    <trace_id>11111</trace_id>
    <response_code>success</response_code>
    <data>true</data>
</alibaba_ailab_mall_order_cancel_response>

{
    "alibaba_ailab_mall_order_cancel_response":{
        "message":"success",
        "trace_id":"11111",
        "response_code":"success",
        "data":true
    }
}

<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"
	}
}