gistfile1.dart

// Copyright (c) 2019, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

import 'package:flutter/material.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  final questions = [
    {
      'questionText': 'a',
      'answers': [ '1','2','3' ],
    },
  ];
  
  final counter = 0;
  
  final answered = true;
  
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: Text("My First Flutter App"),
        ),
        body: Column(
        children: [
          Question(
            questions[counter]['questionText'],
          ),
          ...(questions[counter]['answers'] as List<String>)
            .map((answer) {
              return Answer(answer, answered);
            }).toList()
          ],
        ),
      ),
    );
  }
}

class Question extends StatelessWidget {
  final String text;
  Question(this.text);
  
  @override
  Widget build(context) {
    return Text(text);
  }
}

class Answer extends StatelessWidget {
  final String text;
  Answer(this.text, bool answered);
  
  @override
  Widget build(context) {
    return Text(text);
  }
}