marcel-ploch

// 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 {
  @override

marcel-ploch

class MeinSingleton {
  /// Unsere Singleton Instanz, die einmalig instanziiert wird
  static final MeinSingleton _singleton = MeinSingleton._internal();
  
  /// Member Variable, die zugreifbar gemacht werden soll
  late List<dynamic> data = [];

  /// Factory Constructor, der die Instanz der Klasse zurückgibt, egal wann sie aufgerufen wird
  factory MeinSingleton() {
    return _singleton;

marcel-ploch

import 'package:flutter/material.dart';

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      debugShowCheckedModeBanner: false,