싱글톤(Singleton) 클래스 class Singleton { static final Singleton _instance = Singleton._internal(); factory Singleton() { return _instance; } Singleton._internal() { //클래스가 최초 생성될때 1회 발생 //초기화 코드 } } Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Posted on 2021-05-18 1:21 AM by andrew Comment 📂This entry was posted in flutter
2021-05-18 andrew Dart : Cascade operator반복되는 keyword를 줄여 준다.. final addressBook = AddressBookBuilder();addressBook.name = "kims"addressBook....
2021-05-18 andrew 기기 고유 식별(Identify) 얻기 device_infohttps://pub.dev/packages/device_infohttps://pub.dev/packages/device_info_plus import 'dart:io'; //Pl...