import 'package:flutter/material.dart'; import 'package:flutter_local_storage/flutter_local_storage.dart'; void main() { runApp(MyApp()); } class MyApp extends StatelessWidget { final SharedPreferencesStorage _
我使用https://pub.dev/packages/flutter_secure_storage来将JWT令牌保存在本地存储中。 import 'package:flutter_secure_storage/flutter_secure_storage.dart'; final storage = const FlutterSecureStorage(); // to save token in local storage await storage.write(key: 'token', value: data.token); // ...
),body:Center(child:Column(mainAxisAlignment:MainAxisAlignment.center,children:[ElevatedButton(onPressed:(){// 保存数据到 GetStoragebox.write('username','John Doe');box.write('loggedIn',true);Get.snackbar('Data Saved','Username and login status saved.');},child:Text('Save Data'),...
How to save PDF Viewer document loaded in Flutter to local storage? This article explains how to download or save a loaded PDF document in the Flutter PDF Viewer to local storage. Currently, the Syncfusion® Flutter PDF Viewer widget doesn’t allow editing or reviewing a PDF document, so ...
FlutterAliPlayerFactory.initService(byteData); 创建并设置下载器。 示例如下: FlutterAliDownloader downloader = FlutterAliDownloader.init(); ///设置保存路径 downloader.setSaveDir(path) 开始下载。 调用了开始下载后,会自动设置监听,并将回调信息返回。示例如下: ///1.prepare ///参数说明:type可选值为Flutt...
FlutterAliPlayerFactory.initService(byteData); 创建并设置下载器。 示例如下: FlutterAliDownloader downloader = FlutterAliDownloader.init(); ///设置保存路径 downloader.setSaveDir(path) 开始下载。 调用了开始下载后,会自动设置监听,并将回调信息返回。示例如下: ...
saveBytesToFile(key.url, bytes); /// 新增代码块end return PaintingBinding.instance.instantiateImageCodec(bytes); } 代码中注释已经表明了基于原有代码新增的代码块,CacheFileImage是自己定义的文件缓存类,完整代码如下 import 'dart:convert'; import 'dart:io'; import 'dart:typed_data'; import '...
save()orupload()for save file on Cloud download()for retrive file and store in local storage There are properties to get information from the saved file: url: Gets the file url. It is only available after you save the file or after you get the file from a Parse.Object. ...
extension addFuncToInt onint{ getString(){//为int类添加一个getString方法returnthis.toString(); } } 3、jumpTo(double offset)、animateTo(double offset,...):这两个方法用于跳转到指定的位置,它们不同之处在于,后者在跳转时会执行一个动画,而前者不会。
// 获取存储路径Future<String>_findLocalPath()async{// 因为Apple没有外置存储,所以第一步我们需要先对所在平台进行判断// 如果是android,使用getExternalStorageDirectory// 如果是iOS,使用getApplicationSupportDirectoryfinal directory=Theme.of(context).platform==TargetPlatform.android?awaitgetExternalStorageDirectory...