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

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

//リスト4.43_cf
class TestPage extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Positioned',
      home: Scaffold(
        appBar: AppBar(title: Text('Positioned'), centerTitle: true,),
        body: Stack(children: [
          Positioned(top: 100, left: 100, child: Text('Hello'))
        ])
      )
    );
  }
}