React Native 与 原生交互

React Native 与原生交互一般有三种方式，分别是Callback,Promise,RCTDeviceEventEmitter




import {
  AppRegistry,
  StyleSheet,
  Text,
  View,
  NativeModules
} from 'react-native';
//import NativeModules from 'react-native'


https://github.com/theLizhao/RN2NativeDemo