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3 questions
0
votes
1
answer
47
views
Change 'String?' from DropdownFormField to 'String'
In my code, I have this DropdownFormField so the user can select their gender:
DropdownButtonFormField<String>(
decoration: InputDecoration(labelText: 'Select gender'),
...
- 764
2
votes
1
answer
356
views
Flutter Dropdown Button error: The argument type 'void Function(String)' can't be assigned to the parameter type 'void Function(String?)?
I am trying to use a drop down for my flutter app but I always get the error
The argument type 'void Function(String)' can't be assigned to the parameter type 'void Function(String?)?'.
Widget ...
- 21
0
votes
1
answer
3k
views
How to implement Array in Dropdown in flutter
I am getting the comma separated string from the server. Then I am converting that to an array by using .split(). I have to populate that array into a dropdown list of flutter. How to do that. Here is ...
