When you await an asynchronous function, the execution of the code within the caller suspends while the async operation is executed . When the operation is completed, the value of what was awaited is contained within a Future object. Take a look at the simple program below.
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 moreWhat is async snapshot in Flutter?
AsyncSnapshot<T> class Null safety. Immutable representation of the most recent interaction with an asynchronous computation . See also: StreamBuilder, which builds itself based on a snapshot from interacting with a Stream. FutureBuilder, which builds itself based on a snapshot from interacting with a Future.
Read moreWhat is the difference between StreamBuilder and FutureBuilder in Flutter?
FutureBuilder solves a square value and returns the result after 5 seconds, till then we show a progress indicator to the user. StreamBuilder shows a stopwatch, incrementing _count value by 1 every second.
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