public function ShortAnswerResponse::isValid in Quiz 8.4

Implementation of isValid

Overrides QuizQuestionResponse::isValid

See also

QuizQuestionResponse#isValid()

File

question_types/short_answer/lib/Drupal/short_answer/ShortAnswerResponse.php, line 123

The main classes for the short answer response.

Class

ShortAnswerResponse

Extension of QuizQuestionResponse

Namespace

Drupal\short_answer

Code

public function isValid() {
  if (trim($this->answer) == '') {
    return t('You must provide an answer');
  }
  return TRUE;
}