//1、获取根节点DatabaseReferenceDatabaseReference root_database_ref=FirebaseDatabase.instance.reference();//2、 为根节点设置不同的DatabaseReference分区//方法一:DatabaseReference childRef=root_database_ref.child(childRefName);//childRefName 这是你自己命名的子节点或分区的名字//方法二:DatabaseReferenc...
在上述代码中,我们使用FirebaseFirestore.instance.collection('your_collection')来获取指定的集合,然后使用doc.data()['your_field']来获取特定字段的值,并将其添加到列表中。 需要注意的是,your_collection应替换为你在Firebase中创建的集合名称,your_field应替换为你想要获取的字段名称。
/// Flutter导入import'package:flutter/material.dart';import'package:flutter_river:pod/flutter_riverpod.dart';import'dart:async';/// Firebase导入import'package:firebase_core/firebase_core.dart';import'firebase_options.dart';import'package:firebase_analytics/firebase_analytics.dart';import'package:firebase...
因为在Sign Out时,我们会调用firebase_messaging的deleteToken方法,那我们就可以在deleteToken时,将三级缓存清理一波:(在FlutterFirebaseMessagingPlugin.java中修改) privateTask<Void>deleteToken(){returnTasks.call(cachedThreadPool,()->{//Add for clear cacheclearFirebaseNotification();//endTasks.await(FirebaseMes...
if(FirebaseAuth.instance.currentUser!.uid.isNotEmpty) { Database.setUserUid(userUid); Database.getRole().then((value) { userRole = value; }); switch(userRole) { case "uprav": path = "/repair-flow"; break; case "majs":
Installations 🔗 📖 firebase_app_installations ✔ ✔ ✔ β N/A Performance Monitoring 🔗 📖 firebase_performance ✔ ✔ ✔ N/A N/A Realtime Database 🔗 📖 firebase_database ✔ ✔ ✔ β N/A Remote Config 🔗 📖 firebase_remote_config ✔ ✔ ✔ β N/A(...
Bug report Describe the bug I can't write to the database in real time from my flutter code with the following code:"FirebaseDatabase.instance.refFromURL("https://c/").child("Users");" Steps to reproduce Steps to reproduce the behavior: ...
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△ Flutter 的 Dash、Firebase 的 Sparky、Android Jetpack 和 Chrome 的 Dino 我们使用Flutter web和Firebase构建了 I/O 照相亭。因为Flutter 现在支持打造 Web 应用,我们认为这将是一个很好的方式,可以让世界各地的与会者在今年的线上 Google I/O 大会上轻松访问这一应用。Flutter web 消除了必须通过应用商店安...
But list of events is not refreshed and it stills shows data of last user. I have to run "flutter run" again to show data for current user. Please help. Stringuida = FirebaseAuth.instance.currentUser!.uid;classeventScreenextendsStatelessWidget{consteventScreen({Key? key...