How do you pass a function to a stateful widget Flutter?

To pass data to the stateful widget just pass parameters to the state using the constructor . You can easily access this parameter using the widget. yourPeram in your second stateful widget.

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Functions are first-class objects in Dart and can be passed as parameters to other functions. We pass a function to a widget essentially saying, invoke this function when something happens . … Dart does both declarations as well as setting up the callback.20 Tem 2020

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