Omnipay\WechatPay\Helper::xml2array PHP Метод

    public static function xml2array($xml)
    {
        return json_decode(json_encode(simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA)), true);
    }

 /**
  * Send the request with specified data
  *
  * @param  mixed $data The data to send
  *
  * @return ResponseInterface
  */
 public function sendData($data)
 {
     $request = $this->httpClient->post($this->endpoint)->setBody(Helper::array2xml($data));
     $response = $request->send()->getBody();
     $responseData = Helper::xml2array($response);
     return $this->response = new CreateOrderResponse($this, $responseData);
 }