sho-ito-1027

// 以下の整理&最近使う方法での書き方
// https://gist.github.com/sho-ito-1027/a5887ca05bb5884719dfdc281a799777

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

void main() {
  runApp(const MyApp());
}

sho-ito-1027

// 以下のgistを改変して雑に改変
// https://gist.github.com/kumamotone/6387fcf4437f1fc68d864e45d47e51ff

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

void main() {
  runApp(const MyApp());
}

sho-ito-1027

<?php
/**
 * download chatwork emo icon 40x40 size to current directory
 * thanks for https://gist.github.com/ttsuruoka/32b764ecd8254aaa214c
 *
 * execute command:
 * $ php cw_emo_dl.php
 * 
 */

sho-ito-1027

import 'package:flutter/material.dart';

void main() {
  runApp(
    const MaterialApp(
      home: MyHomePage(),
    ),
  );
}

sho-ito-1027

import 'package:flutter/material.dart';

void main() {
  runApp(
    const MaterialApp(
      home: MyHomePage(),
    ),
  );
}

sho-ito-1027

import 'package:flutter/material.dart';

void main() {
  runApp(
    const MaterialApp(
      home: MyHomePage(),
    ),
  );
}

sho-ito-1027

val list: List<String> = listOf("a", "b", "c")
val sharedPreferences = getSharedPreferences("pref", MODE_PRIVATE)
val editor = sharedPreferences.edit()
editor.putString("Key", Gson().toJson(list)).apply()

val jsonData = sharedPreferences.getString("Key", "")
val data = Gson().fromJson(jsonData, ArrayList<String>().javaClass) // ArrayList<String>()::class.java でも書ける
print(data)

sho-ito-1027

void main() {
  Impreza1 car1 = Impreza1();
  Impreza2 car2 = Impreza2();
  Impreza3 car3 = Impreza3();
  Impreza4 car4 = Impreza4();
  Impreza5 car5 = Impreza5();
}

mixin Fly on FutureCar {
  void fly() {}

sho-ito-1027

void main() {
  Impreza1 car1 = Impreza1();
  Impreza2 car2 = Impreza2();
  Impreza3 car3 = Impreza3();
  Impreza4 car4 = Impreza4();
}

class Car {
  String name;

sho-ito-1027

void main() {
  Impreza1 car1 = Impreza1();
  Impreza2 car2 = Impreza2();
  Impreza3 car3 = Impreza3();
  Impreza4 car4 = Impreza4();
}

abstract class Car {
  String name;