//flutter
import 'package:flutter/material.dart';

void main() {
  return runApp(TestPage());
}

//リスト4.19
class TestPage extends StatelessWidget{
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'ListView',
      home: Scaffold(
        appBar: AppBar(title: Text('ListView')),
        body: ListView(
          scrollDirection: Axis.horizontal,
          reverse: true,
          children: List.generate(100, (i) => Container(
            width: 100,
            child: Text('Item$i'),
          )),
        )
      )
    );
  }
}