class Question Represents a Question. Methods
Question setAutocompleterValues(null|array|
class ConfirmationQuestion extends
string getPrompt() Gets the prompt for choices.
null|callable getValidator() Gets the validator for the question.
callable getNormalizer() Gets the normalizer for the response. The normalizer can ba a
Question setValidator(callable $validator
null|int getMaxAttempts() Gets the maximum number of attempts. Null means an unlimited
string getQuestion() Returns the question.
ChoiceQuestion setPrompt(string
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