微信unionId

https://developers.weixin.qq.com/miniprogram/dev/framework/open-ability/union-id.html

http://www.sohu.com/a/118142275_490200

 

https://developers.weixin.qq.com/miniprogram/dev/api/open-api/user-info/wx.getUserInfo.html

 

https://developers.weixin.qq.com/miniprogram/dev/framework/open-ability/signature.html#%E5%8A%A0%E5%AF%86%E6%95%B0%E6%8D%AE%E8%A7%A3%E5%AF%86%E7%AE%97%E6%B3%95

https://www.cnblogs.com/storebook/p/9524885.html

 

https://blog.youkuaiyun.com/weixin_42555539/article/details/90413732

 

http://www.ctoutiao.com/1373000.html

 

https://blog.youkuaiyun.com/u013187628/article/details/80665574