A stateful widget is defined as any widget which changes its state within its lifetime. But it is a very common practice for a StatelessWidget to have a StatefulWidget as one of its children .
Read moreCan I use initState in stateless widget?
But you shouldn’t! In fact, your IDE will give you a warning, because this is not the way to go with Stateless widget as it is marked as @immutable . If you need to use lifecycle methods (like initState() ) you should make it a Stateful widget . There’s no big deal.21 Şub 2019
Read moreWhat is Flutter FutureBuilder?
Sometimes, you may want to build a Flutter widget which depends on the result of a Future . In that case, you can use FutureBuilder . FutureBuilder is a widget that uses the result of a Future to build itself . Below are the examples of how to use the widget.
Read moreHow do you use FutureBuilder in Flutter?
Flutter – FutureBuilder Widget
Read moreHow do you refresh FutureBuilder?
You can refresh the widget by clicking on FlatButton .
Read moreWhat is the use of Future builder?
FutureBuilder is a Widget that will assist you with executing some asynchronous function and based on that function’s outcome your UI will update .
Read moreHow do I add async to initState Flutter?
Another method would be to create an async method and call it from your initState ( ) a method is shown below: @override void initState() { super. initState(); asyncMethod(); } void asyncMethod() async { await asyncCall1(); await asyncCall2(); // …. }30 Haz 2021
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