Async and Await keywords are used to provide a declarative way to define the asynchronous function and use their results . The async keyword is used when we want to declare a function as asynchronous and the await keyword is used only on asynchronous functions.
Read moreWhat is Future Dart?
A future (lower case “f”) is an instance of the Future (capitalized “F”) class . A future represents the result of an asynchronous operation, and can have two states: uncompleted or completed. Note: Uncompleted is a Dart term referring to the state of a future before it has produced a value.
Read moreWhat is .then in Flutter?
await is to interrupt the process flow until the async method completes . then however does not interrupt the process flow. This means that the next instructions will be executed. But it allows you to execute the code when the asynchronous method completes.
Read moreWhat are Future in Flutter?
A Future is defined exactly like a function in Dart, but instead of Void you use Future . If you want to return a value from Future, then you pass it a Type.30 Eyl 2020
Read moreWhat is Future value in Flutter?
Future<T>. value constructor Null safety Creates a future completed with value . If value is a future, the created future waits for the value future to complete, and then completes with the same result . Since a value future can complete with an error, so can the future created by Future.
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