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准备 Demo 项目地址 https://github.com/zce/weapp-demo Clone or Download（需准备GIT环境） $ cd path/to/project/root $ git clone https://github.com/zce/weapp-demo.git project-name --depth 1 $ cd project-n

一、<?php class wechatAppPay { //接口API URL前缀 const API_URL_PREFIX = 'https://api.mch.weixin.qq.com'; //下单地址URL const UNIFIEDORDER_URL = "/pay/unifiedorder"; //查询订单URL const ORDERQUERY_URL = "/pay/