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.
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There are many cases where we need to build a widget asynchronously to reflect the correct state of the app or data . A common example is fetching data from a REST endpoint.24 Haz 2021
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