flutter pass onchanged callback in arguments
class DropdownItem extends StatelessWidget {
final Function(bool) onchangedCallback;
// ....
Checkbox(
onChanged: onchangedCallback,
),flutter pass onchanged callback in arguments
class DropdownItem extends StatelessWidget {
final Function(bool) onchangedCallback;
// ....
Checkbox(
onChanged: onchangedCallback,
),flutter pass onPress function as parameter
void addition(int value1, int value2) {
value1 + value2
}
IconButton(icon: Icon(Icons.add), onPressed: ()=>addition(2, 4))Copyright © 2021 Codeinu
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