Show snackbar from scaffold inside onPressed callback on Floating Action Button

Question

I am trying to call

Scaffold.of(context).showSnackBar(SnackBar(
  content: Text(\"Snack text\"),
));

inside onPressed of fl

Answer 1

Add a Globalkey of the Scaffold state and use that to display snack bar as below,

GlobalKey scaffoldState;

Scaffold {
key: scaffoldState,
....


scaffoldState.currentState.showSnackBar(new SnackBar(content: new Text('Hello!')));