Answers for "flutter input checkbox"

flutter checkbox

bool isChecked = false;
Checkbox(
              value: isChecked,
              onChanged: (value) {
                setState(() {
                  isChecked = value!;
                });
              },
            ),

checkbox in flutter

CheckboxListTile(
    title: Text("title text"),
    value: checkedValue,
    onChanged: (newValue) { 
                 setState(() {
                   checkedValue = newValue; 
                 }); 
               },
    controlAffinity: ListTileControlAffinity.leading,  //  <-- leading Checkbox
  )