react-native-webview/WebTest/App.js

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

import React, { Component } from 'react';
import { Platform, StyleSheet, Text, View } from 'react-native';
import { WebView } from 'react-native-webview'

const instructions = Platform.select({
  ios: 'Press Cmd+R to reload,\n' + 'Cmd+D or shake for dev menu',
  android:
    'Double tap R on your keyboard to reload,\n' +
    'Shake or press menu button for dev menu',
});

export default class App extends Component {
  render() {
    return (
      <View testID="welcome" style={styles.container}>
        <Text style={styles.welcome}>Welcome to React Native!</Text>
        <WebView
          testID="testWebView"
          style={styles.webview}
          src={{ uri: "https://www.facebook.com/Engineering/" }}
        />
      </View>
    );
  }
}

const styles = StyleSheet.create({
  container: {
    flex: 1,
    justifyContent: 'center',
    alignItems: 'center',
    backgroundColor: '#F5FCFF',
  },
  welcome: {
    fontSize: 20,
    textAlign: 'center',
    margin: 10,
  },
  webview: {
    marginBottom: 5,
  },
});