Calculated question definition class. More...

Classes
class	qtype_calculated_dataset_loader
	This class is responsible for loading the dataset that a question needs from the database. More...

class	qtype_calculated_question
	Represents a calculated question. More...

class	qtype_calculated_question_helper
	Helper class for questions that use datasets. More...

interface	qtype_calculated_question_with_expressions
	This interface defines the method that a quetsion type must implement if it is to work with qtype_calculated_question_helper. More...

class	qtype_calculated_variable_substituter
	This class holds the current values of all the variables used by a calculated question. More...

Detailed Description

Calculated question definition class.

@subpackage calculated

Classes