Dart/Flutter is single threaded and not possible to share global variable. As each isolate has its own memory, space and everything. To make it work like multi-threaded you have to use isolates and the communication will be used through ports by sending message to one another .
Read moreIs Flutter app is single or muti threaded?
Future in Flutter or Dart gives us a promise token and returns a value at in future. Flutter is mainly single thread .
Read moreHow do you make an isolate Flutter?
To create new Threads/Isolates, we need to import ‘package:flutter/foundation. dart’ . Imagine you have a function that sleeps for 10 seconds in the Flutter build method the UI would be blocked until the 10 seconds elapse.27 Eyl 2021
Read moreHow do you use isolates in Flutter?
In simple Flutter apps you will only ever use one Isolate, and your app will run smoothly.
Read moreWhat is Flutter isolates?
Isolates are designed to run code on a non-main thread of your Flutter application .15 Mar 2021
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