NEHotspotNetwork
NEHotspotNetwork nehelper sent invalid result code [1] for Wi-Fi information
已在项目 signing&Capabilities --> Capability 添加 Access WIFI Information
为什么还是返回nil, 手机系统是 15.0
连接WIFI https://www.jianshu.com/p/7ab66e558cf8
https://www.jianshu.com/p/1b29dc8794d6
http://t.zoukankan.com/DafaRan-p-8038450.html
https://blog.csdn.net/u011467458/article/details/53422411
https://www.jianshu.com/p/82ba859524e0