hongsw

void main() {
  for (int i = 1; i <= 100; i++) {
    String output = "";

    var fizz = ["", "Fizz"];
    var buzz = ["", "Buzz"];

    output += fizz[i % 3 == 0 ? 1 : 0];
    output += buzz[i % 5 == 0 ? 1 : 0];

hongsw

void main() {
  // 단계 1: 🍎 + 🖊 = 🍎🖊
  String pen = '🖊';
  print('Pen: $pen'); // 🖊
  String apple = '🍎';
  print('Apple: $apple'); // 🍎
  String ap = apple + pen;
  print('AP: $ap'); // 🍎🖊
  
  // 단계 2: 🍍 + 🖊 = 🍍🖊

hongsw

void main() {
	var hello = 'Hello, 🌍!';
	print(hello.toUpperCase());  // Output: "HELLO, 🌍!"

  hello = 'Hello, 🌍!';
	print(hello.toLowerCase());  // Output: "hello, 🌍!"

  hello = '  Hello, 🌍!  ';
	print(hello.trim());  // Output: "Hello, 🌍!"

hongsw

git clone --filter=blob:none --no-checkout --depth 1 --sparse https://github.com/flutter/samples.git
cd samples
ls
git sparse-checkout add game_template
git checkout
ls

hongsw

null

Created with <3 with dartpad.dev.

hongsw

import 'dart:convert';
import 'package:http/http.dart' as http;

Future<void> fetchPosts() async {
  final response =
      await http.get(Uri.parse('https://content.guardianapis.com/search?show-fields=thumbnail&q=food%20korean&api-key=test'));

  if (response.statusCode == 200) {
    // API 서버에서 데이터를 정상적으로 가져왔을 때

hongsw

import 'dart:convert';
import 'package:http/http.dart' as http;

Future<void> fetchPosts() async {
  final response =
      await http.get(Uri.parse('https://jsonplaceholder.typicode.com/posts'));

  if (response.statusCode == 200) {
    // API 서버에서 데이터를 정상적으로 가져왔을 때

hongsw

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

class CounterModel extends ChangeNotifier {
  int _count = 0;
  int get count => _count;

  void increment() {
    _count++;
    notifyListeners();

hongsw

import 'package:flutter/material.dart';

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(

hongsw

import 'package:flutter/material.dart';

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(