$bag->set('mch_id', MCHID);
$bag->set('notify_url', NOTIFY_URL);
$bag->set('body', 'iphone 6 plus');
$bag->set('out_trade_no', date('YmdHis') . mt_rand(10000, 99999));
$bag->set('total_fee', 1);
// 单位为 “分”
$bag->set('trade_type', 'NATIVE');
// NATIVE 时不需要 Openid
/**
* 统一下单
*/
$unifiedorder = new Unifiedorder($bag, MCHKEY);
/**
* 获取支付 URL（模式 2）
*/
$payurl = Config::getTemporaryPayurl($unifiedorder);
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
<title>Wechat SDK</title>
</head>
<body ontouchstart="">
<h1>扫描支付模式二</h1>
<p>请在 PC 端扫描二给码，如果在手机上可长按识别二维码</p>
<img src="https://chart.googleapis.com/chart?cht=qr&chs=220x220&choe=UTF-8&chld=L|2&chl=<?php
