1.微信小程序用户授权
https://blog.csdn.net/qq_34827048/article/details/77990510
https://blog.csdn.net/qq_33616529/article/details/79080141
www.51softs.com/aspnet/xiaochengxu-kaifa-shiyong-webapi-shixian-denglu.html
2.NET后端，B接口-微信小程序带参数二维码的生成
https://blog.csdn.net/weixin_38668828/article/details/79150454