微信掃碼支付

# coding=utf8
import hashlib
import datetime
import requests

environment = "https://test-openapi-hk.qfapi.com"
app_code = "******"
client_key = "******"

def make_req_sign(data, key):
    keys = sorted(data.keys())
    p = []
    for k in keys:
        p.append(f"{k}={data[k]}")
    unsign_str = ("&".join(p) + key).encode("utf-8")
    return hashlib.md5(unsign_str).hexdigest().upper()

current_time = datetime.datetime.now().replace(microsecond=0).strftime("%Y-%m-%d %H:%M:%S")

data = {
    "txamt": "300",
    "txcurrcd": "HKD",
    "pay_type": "800201",
    "out_trade_no": "ORDER123456789",
    "txdtm": current_time
}

r = requests.post(
    environment + "/trade/v1/payment",
    data=data,
    headers={"X-QF-APPCODE": app_code, "X-QF-SIGN": make_req_sign(data, client_key)}
)

print(r.json())

const crypto = require("crypto");
const request = require("request");

const environment = "https://test-openapi-hk.qfapi.com";
const app_code = "******";
const client_key = "******";

const payload = {
  txamt: "300",
  txcurrcd: "HKD",
  pay_type: "800201",
  out_trade_no: "ORDER123456789",
  txdtm: "2026-03-03 18:00:00"
};

const ordered = {};
Object.keys(payload).sort().forEach((k) => (ordered[k] = payload[k]));

const str = Object.keys(ordered).map((k) => `${k}=${ordered[k]}`).join("&") + client_key;
const sign = crypto.createHash("md5").update(str).digest("hex").toUpperCase();

request({
  uri: environment + "/trade/v1/payment",
  headers: {
    "X-QF-APPCODE": app_code,
    "X-QF-SIGN": sign
  },
  method: "POST",
  form: payload
}, function (error, response, body) {
  console.log(body);
});

import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;

public class TestMain {
    public static void main(String[] args) {
        String appcode = "******";
        String key = "******";

        String pay_type = "800201";
        String out_trade_no = "ORDER123456789";
        SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        String txdtm = df.format(new Date());

        Map<String, String> params = new HashMap<>();
        params.put("pay_type", pay_type);
        params.put("out_trade_no", out_trade_no);
        params.put("txcurrcd", "HKD");
        params.put("txamt", "300");
        params.put("txdtm", txdtm);

        // Generate sign and send request per your project utilities
    }
}

<?php
function signParams($fields, $key) {
    ksort($fields);
    $pairs = [];
    foreach ($fields as $k => $v) {
        $pairs[] = $k . "=" . $v;
    }
    return strtoupper(md5(join("&", $pairs) . $key));
}

$url = "https://test-openapi-hk.qfapi.com/trade/v1/payment";
$app_code = "******";
$app_key = "******";

$fields = [
  "pay_type" => "800201",
  "out_trade_no" => "ORDER123456789",
  "txcurrcd" => "HKD",
  "txamt" => "300",
  "txdtm" => date("Y-m-d H:i:s")
];

$sign = signParams($fields, $app_key);

$header = [
  "X-QF-APPCODE: " . $app_code,
  "X-QF-SIGN: " . $sign
];

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($fields));
$output = curl_exec($ch);
curl_close($ch);

echo $output;
?>