A set of Flutter widgets that makes grouping Checkboxes and Radio Buttons
DropdownMenuItem widget is wider than the Dropdown itself · Issue #14785 · flutter/flutter · GitHub
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GitHub - davidsdearaujo/select_dialog: Flutter package designed to select an item from a list, with the option to filter and even search the items online.
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dart - Flutter: Selected value in dropdown list - Stack Overflow
Steps to Solve DropDown Selection is Not Displaying In Flutter?