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react-native: 0.56.0
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| import React, {Component} from 'react'; | |
| import {AppRegistry} from 'react-native'; | |
| import { | |
| StyleSheet, | |
| View, | |
| Text, | |
| Alert | |
| } from 'react-native'; | |
| import {name as appName} from './app.json'; | |
| export class App extends Component { | |
| showAlert(text) { | |
| Alert.alert('Hello') | |
| } | |
| render() { | |
| return ( | |
| <View style={styles.container}> | |
| <Text | |
| style={styles.text} | |
| onPress={() => this.showAlert()}> | |
| HelloHelloHelloHelloHelloHello | |
| </Text> | |
| </View> | |
| ); | |
| } | |
| } | |
| const styles = StyleSheet.create({ | |
| container: { | |
| flex: 1, | |
| }, | |
| text: { | |
| color: 'red', | |
| fontWeight: 'bold', | |
| backgroundColor: 'gray', | |
| textAlign: 'center', | |
| fontSize: 20, | |
| paddingTop: 40, | |
| paddingBottom: 20, | |
| }, | |
| }); | |
| AppRegistry.registerComponent(appName, () => App); | |