There is no $question class. The $question variable is just a data structure. The question type classes are singleton objects - that is, there is one object for each question type, not one per question.
Is the documentation you are thinking of http://docs.moodle.org/en/Development:Quiz_database_structure
General developer forum
where does one find the def for the db question object/class?
토론이 끝났습니다. 더 이상 답변할 수 없습니다.