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void main() { | |
for (int i = 0; i < 5; i++) { | |
print('hello ${i + 1}'); | |
} | |
} |
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class Bicycle { | |
int cadence; | |
int speed; | |
int gear; | |
Bicycle(this.cadence, this.speed, this.gear); | |
@override | |
String toString() => 'Bicycle: $speed mph'; | |
} |
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// Step 6: Navigate to a new route | |
import 'package:flutter/material.dart'; | |
import 'package:english_words/english_words.dart'; | |
void main() => runApp(new MyApp()); | |
class MyApp extends StatelessWidget { | |
@override | |
Widget build(BuildContext context) { |
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// Final app - the app's primary color is now white. | |
import 'package:flutter/material.dart'; | |
import 'package:english_words/english_words.dart'; | |
void main() => runApp(new MyApp()); | |
class MyApp extends StatelessWidget { | |
@override | |
Widget build(BuildContext context) { |
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<!DOCTYPE html> | |
<!-- | |
Copyright (c) 2012, 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. | |
--> |
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// Starting "Hello World" app for the | |
// Getting Started with Flutter codelab. | |
import 'package:flutter/material.dart'; | |
void main() => runApp(new MyApp()); | |
class MyApp extends StatelessWidget { | |
@override | |
Widget build(BuildContext context) { |
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// Add the English words package and generate a word pairing each | |
// time the app is hot reloaded. | |
import 'package:flutter/material.dart'; | |
import 'package:english_words/english_words.dart'; | |
void main() => runApp(new MyApp()); | |
class MyApp extends StatelessWidget { | |
@override |
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// Add a stateful widget | |
import 'package:flutter/material.dart'; | |
import 'package:english_words/english_words.dart'; | |
void main() => runApp(new MyApp()); | |
class MyApp extends StatelessWidget { | |
@override | |
Widget build(BuildContext context) { |
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// Add the heart icons to the ListView. | |
import 'package:flutter/material.dart'; | |
import 'package:english_words/english_words.dart'; | |
void main() => runApp(new MyApp()); | |
class MyApp extends StatelessWidget { | |
@override | |
Widget build(BuildContext context) { |
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import 'dart:math'; | |
abstract class Shape { | |
factory Shape(String type) { | |
if (type == 'circle') return new Circle(2); | |
if (type == 'square') return new Square(2); | |
// To trigger exception, don't implement a check for 'triangle'. | |
throw 'Can\'t create $type.'; | |
} | |
num get area; |
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