gistfile1.txt

/**
 * Sample React Native Map App
 * https://github.com/facebook/react-native
 * @flow
 */

 import React, { Component } from 'react';
 import {
   AppRegistry,
   StyleSheet,
   Text,
   View
 } from 'react-native';
 import MapView from 'react-native-maps';

 export default class ReactMap extends Component {
   render() {
     return (
        <View style ={styles.container}>
        <MapView
          style={styles.map}
          region={{
            latitude: 37.78825,
            longitude: -122.4324,
            latitudeDelta: 0.015,
            longitudeDelta: 0.0121,
          }}
        >
        </MapView>
      </View>
     );
   }
 }

 const styles = StyleSheet.create({
  container: {
    flex: 1,
    justifyContent: 'center',
    alignItems: 'center',
    backgroundColor: '#F5FCFF',
  },
  map: {
    position: 'absolute',
    top: 0,
    left: 0,
    right: 0,
    bottom: 0,
  },
});

AppRegistry.registerComponent('ReactMap', () => ReactMap);