Non-nullable instance field 'questionText' must be initialized. Try adding an initializer expression, or add a field initializer in this constructor, or mark it 'late'.

[fobf]

I have this error in the question. dart file. How can I correct it?

[fobf]

`class Question {
late String questionText;
late bool questionAnswer;

Question({required String q, required bool a}) {
questionText = q;
questionAnswer = a;
}
}
`
one of the possoble solution

[tlaw22]

class Question {
final String questionText;
final bool questionAnswer;

Question({
required this.questionText,
required this.questionAnswer,
});
}