How do I call async property in Widget build method

Question

I\'m new to Flutter and Dart, and I\'m trying to build a Flutter app which displays the device information on the screen. For this purpose I\'m trying to use this library: \

Answer 1

build() expects a sync result, so using async/await is inappropriate in build().

Either use FutureBuilder where you return a placeholder Container() while the async result is not yet available or move the async code to initState() and update the state using setState when the value becomes available to have the build be executed again.