However, you want your method to return a Future like this: Future<int> myFutureCubedInt = cubed(3); Or to be able to use it more practically like this: int myCubedInt = await cubed(3);
Read moreHow do you throw an exception in flutter?
You can use either return or throw to throw an error or an exception.
Read moreWhat does asynchronous suspension mean?
<asynchronous suspension> is not an indication of a problem, it just indicates that code execution is not synchronous code executed line-by-line, but instead a callback from a completed Future started at some position in the callstack .12 Mar 2020
Read moreWhat is the asynchronous programming in Flutter?
Exploring Asynchronous Programming In Dart & Flutter. Asynchronous programming is a type of equal programming that permits a unit of work to run independently from the essential application thread . At the point when the work is finished, it tells the main thread.
Read moreHow do you make a Future in darts?
To create a Future object, we need to instantiate Future class by passing an invoker function (usually an anonymous function or fat arrow function) whose job is to return a value or another Future object that returns a value . A Future object has then and catchError methods which are used to register callback functions.
Read moreWhat does Future do in Dart?
A Future represents a potential value, or error , that will be available at some time in the future. A Future can be complete with a value or with an error. Programmers can plug callbacks for each case. Futures and async and await keywords are used to perform asynchronous operations in Dart.
Read moreWhat is await Flutter?
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.
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