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.
Read moreWhat is a snapshot in Flutter?
Snapshot is the result of the Future or Stream you are listening to in your FutureBuilder . Before interacting with the data being returned and using it in your builder, you have to access it first.
Read moreWhat is a StreamBuilder Flutter?
StreamBuilder is a widget that builds itself based on the latest snapshot of interaction with a stream .
Read moreWhat is AsyncSnapshot 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 a Dart snapshot?
A Dart snapshot is just a binary serialization of the token stream, generated from parsing the code . A snapshot is not a “snapshot of a running program”, it’s generated before the tokens are turned into machine code. So, no program state is captured in a snapshot.
Read moreWhat is snapshots in Dart?
A Dart snapshot is just a binary serialization of the token stream, generated from parsing the code . A snapshot is not a “snapshot of a running program”, it’s generated before the tokens are turned into machine code. So, no program state is captured in a snapshot.
Read moreWhat is snapshot hasData Flutter?
bool hasData. Returns whether this snapshot contains a non-null data value . This can be false even when the asynchronous computation has completed successfully, if the computation did not return a non-null value. For example, a Future<void> will complete with the null value even if it completes successfully.
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