public function post(array $options = [ 'json' => [ 'sub_mchid' => '1900000109', 'appid' => 'wx8888888888888888', 'sub_appid' => 'wx8888888888888889', 'type' => 'MERCHANT_ID', 'account' => '86693852', 'name' => 'hu89ohu89ohu89o', 'relation_type' => 'SERVICE_PROVIDER', 'custom_relation' => '代理商', ], 'headers' => [ 'Wechatpay-Serial' => '', ], ]): ResponseInterface;

拿你的支付单号，到 https://support.pay.weixin.qq.com/online-service 排队找在线技术支持

const {Aes: {AesEcb}, Transformer, Hash} = require('wechatpay-axios-plugin') const secret = 'exposed_your_key_here_have_risks' const xml = '<xml>' + ... '</xml>' const obj = Transformer.toObject(xml) const res = AesEcb.decrypt(obj.req_info, Hash.md5(secret)) obj.req_info = Transformer.toObject(res) console.info(obj) 退款密文解密js参考代码如上

[图片] const {Aes: {AesEcb}, Transformer, Hash} = require('wechatpay-axios-plugin') const secret = 'exposed_your_key_here_have_risks' const xml = '<xml>' + ... '</xml>' const obj = Transformer.toObject(xml) const res = AesEcb.decrypt(obj.req_info, Hash.md5(secret)) obj.req_info = Transformer.toObject(res) console.info(obj)

apiclient_key 属于特敏感信息，谁要都不要给，参见： https://pay.weixin.qq.com/docs/merchant/development/key-leak-mitigation-guide.html

[图片]

let Arr = [{content: 'A'}, {content: 'B'}]

use WeChatPay\Util\MediaUtil; 注意 WeChatPay 的C字母要大写

https://pay.weixin.qq.com/wiki/doc/apiv3/apis/chapter3_1_4.shtml 是第6步的签名； https://pay.weixin.qq.com/wiki/doc/apiv3/wechatpay/wechatpay4_0.shtml  是第3步的签名； [图片]

平台证书的纯文本内容，通过平台证书下载器可以得到一个证书文件，读取之就是了