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TextFormField( inputFormatters: [ FilteringTextInputFormatter.allow(RegExp(r'[ ㄱ-ㅎ | ㅏ-ㅣ | 가-힣 | a-z | A-Z | ㆍ | ᆢ ]+$')) ] ),

https://stackoverflow.com/questions/45924474/how-do-you-detect-the-host-platform-from-dart-code How do you detect the host platform from Dart code? For UI that should differ slightly on iOS and Android, i.e. on different platforms, there must be a way to detect which one the app is running on, but I couldn't find it in the docs. What is it? stackoverflow.com import 'dart:io' show Platform; if (P..

*Code View *Screen: *메뉴화면(Drawer) 닫기 이벤트: TextButton( onPressed: () { setState(() { widget.menuDrawerController.visibled.value = false; Navigator.pop(context); }); }, style: TextButton.styleFrom( padding: EdgeInsets.only(left: SizeConfig.largePadding), ), child: Row( children: const [ Icon(Icons.quiz), SizedBox(width: 20), Text('닫기 >', style: TextStyle( fontSize: FontConfig.fontSize3, fontWeight..

width: 화면가로길이, height: (화면가로갈이/2) * 0.935, Example: width: double.infinity, height: (SizeConfig.screenWidth / 2 - kSmallPadding - 4) * 0.935,

올림 .ceil() 버림 .floor() 반올림 .round() 소수점 자리 탈락 .toStringAsFixed(자리수)

https://stackoverflow.com/questions/51579546/how-to-format-datetime-in-flutter How to format DateTime in Flutter I am trying to display the current DateTime in a Text widget after tapping on a button. The following works, but I'd like to change the format. Current approach DateTime now = DateTime.now(); stackoverflow.com import 'package:intl/intl.dart'; DateTime now = DateTime.now(); String form..

증상 'initialValue == null || controller == null': is not true. 원인 initialValue 와 controller 는 동시에 사용할 수 없음 관련링크 https://stackoverflow.com/questions/52691887/flutter-initialvalue-null-controller-null-is-not-true-error Flutter - 'initialValue == null || controller == null': is not true. error I'm trying to set an initial value for the text field. But I Can't set the initial value in text form field..

TextFormField( textInputAction: TextInputAction.search, onFieldSubmitted: (value) { } onChanged: (value) { } ) onFielddSubmitted 이벤트를 사용할 것

flutter build appbundle https://flutter-ko.dev/docs/deployment/android Android 앱 출시 준비하기 Flutter 앱을 개발하는 동안, 커멘드 라인에서의 `flutter run`을 실행하거나IDE에 있는 툴바 **Run** 과 **Debug**를 선택하여 앱을 테스트할 수 있습니다. Flutter는 기본적으로 앱의 _debug_ 버전을 빌드합니 flutter-ko.dev