TaobaoClient client = new DefaultTaobaoClient(url, appkey, secret);
AlibabaNlifeB2cTradeCancelRequest req = new AlibabaNlifeB2cTradeCancelRequest();
req.setTradeNo("1000040000000000045678");
req.setOutTradeNo("OT4357348546456");
req.setStoreId("100004");
AlibabaNlifeB2cTradeCancelResponse rsp = client.execute(req, sessionKey);
System.out.println(rsp.getBody());

ITopClient client = new DefaultTopClient(url, appkey, secret);
AlibabaNlifeB2cTradeCancelRequest req = new AlibabaNlifeB2cTradeCancelRequest();
req.TradeNo = "1000040000000000045678";
req.OutTradeNo = "OT4357348546456";
req.StoreId = "100004";
AlibabaNlifeB2cTradeCancelResponse rsp = client.Execute(req, sessionKey);
Console.WriteLine(rsp.Body);

$c = new TopClient;
$c->appkey = $appkey;
$c->secretKey = $secret;
$req = new AlibabaNlifeB2cTradeCancelRequest;
$req->setTradeNo("1000040000000000045678");
$req->setOutTradeNo("OT4357348546456");
$req->setStoreId("100004");
$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.nlife.b2c.trade.cancel' \
-d 'partner_id=apidoc' \
-d 'session=b4e7499c-ee77-4ffe-bd26-f31e9e501ffd' \
-d 'sign=93B873B21909EFAF2566D82280AB1970' \
-d 'sign_method=hmac' \
-d 'timestamp=2025-05-04+15%3A50%3A59' \
-d 'v=2.0' \
-d 'out_trade_no=OT4357348546456' \
-d 'store_id=100004' \
-d 'trade_no=1000040000000000045678'

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

req=top.api.AlibabaNlifeB2cTradeCancelRequest(url,port)
req.set_app_info(top.appinfo(appkey,secret))

req.trade_no="1000040000000000045678"
req.out_trade_no="OT4357348546456"
req.store_id="100004"
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.nlife.b2c.trade.cancel");
add_param(pRequest,"trade_no","1000040000000000045678");
add_param(pRequest,"out_trade_no","OT4357348546456");
add_param(pRequest,"store_id","100004");
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',
	'REST_URL': 'http://gw.api.taobao.com/router/rest'
});

client.execute('alibaba.nlife.b2c.trade.cancel', {
	'trade_no':'1000040000000000045678',
	'out_trade_no':'OT4357348546456',
	'store_id':'100004'
}, function(error, response) {
	if (!error) console.log(response);
	else console.log(error);
})

<alibaba_nlife_b2c_trade_cancel_response>
    <gmt_cancel>2016-12-31 23:59:59</gmt_cancel>
    <extend_params>{&quot;k1&quot;:v1}</extend_params>
</alibaba_nlife_b2c_trade_cancel_response>

{
    "alibaba_nlife_b2c_trade_cancel_response":{
        "gmt_cancel":"2016-12-31 23:59:59",
        "extend_params":"{\"k1\":v1}"
    }
}

<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"
	}
}