はてなブックマーク

import React from 'react'; import { Text, View, StyleSheet, Image, FlatList, Dimensions } from 'react-native'; import Constants from 'expo-constants'; const ITEM_WIDTH = Dimensions.get('window').width; export default class App extends React.Component { state = { list: [0,1,2,3,4,5,6,7,8,9] } render() { return ( <View style={styles.container}> <FlatList data={this.state.list} keyExtractor={(item, i