Save. An alert dialog(ShowDialog) is a useful tool that notifies the app’s user . It is a pop up in the middle of the screen which places an overlay over the background. First, you must call the showDialog() function, which alters the app’s state to show a dialog.1 Kas 2019
Read moreHow do I return a showDialog value in flutter?
You can access and use the value that comes from your dialog option like this: showDialog( context: context, builder: (context) => Dialog( val: vale, ), ). then((valueFromDialog){ // use the value as you wish print(valueFromDialog); });
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