netinfo
获得Network Connection type、Network Connection quality
NetInfoState
- type ：
NetInfoStateType - isConnected：
boolean,null - isInternetReachable：
boolean,null - isWifiEnabled：
boolean, (Android only) - details：The value depends on the
typevalue.
NetInfoStateType
NetInfoCellularGeneration
描述 蜂窝网络 ，值 有：null、2g、3g、4g、5g
configure()
使用给定配置配置库。您只需提供要从默认值更改的属性。
请注意，调用此将停止再次调用以前添加的 listeners。It is best to call this right when your application is started to avoid issues.
addEventListener()
订阅连接信息。每当连接状态更改时，通过NetInfostate类型的参数调用回调。
useNetInfo()
A React Hook which can be used to get access to the latest state. It returns a hook with the
[NetInfoState](https://github.com/react-native-netinfo/react-native-netinfo/blob/HEAD/README.md#netinfostate)type.
fetch()
Returns a
Promisethat resolves to a[NetInfoState](https://github.com/react-native-netinfo/react-native-netinfo/blob/6b01fee211df160d0afce70c5955681c75b24a5a/README.md#netinfostate)object.
