question_attempt_reverse_step_iterator Class Reference

A variant of question_attempt_step_iterator that iterates through the steps in reverse order. More...

Inheritance diagram for question_attempt_reverse_step_iterator:

Public Member Functions
	current ()
	key ()
	next ()
	offsetExists ($i)
	offsetGet ($i)
	offsetSet ($offset, $value)
	offsetUnset ($offset)
	rewind ()
	valid ()

Protected Attributes
integer	$i
	records the current position in the iteration.
question_attempt	$qa
	the question_attempt being iterated over.

Detailed Description

A variant of question_attempt_step_iterator that iterates through the steps in reverse order.

Copyright

2009 The Open University

License

http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

Member Function Documentation

current()

question_attempt_step_iterator::current ( )

inherited

Return values

question_attempt_step

Reimplemented in question_attempt_steps_with_submitted_response_iterator.

key()

question_attempt_step_iterator::key ( )

inherited

Return values

int

Reimplemented in question_attempt_steps_with_submitted_response_iterator.

next()

question_attempt_reverse_step_iterator::next

(

)

Reimplemented from question_attempt_step_iterator.

offsetExists()

question_attempt_step_iterator::offsetExists (   $i )

inherited

Return values

bool

Reimplemented in question_attempt_steps_with_submitted_response_iterator.

offsetGet()

question_attempt_step_iterator::offsetGet (   $i )

inherited

Return values

question_attempt_step

Reimplemented in question_attempt_steps_with_submitted_response_iterator.

rewind()

question_attempt_reverse_step_iterator::rewind

(

)

Reimplemented from question_attempt_step_iterator.

valid()

question_attempt_step_iterator::valid ( )

inherited

Return values

bool

Reimplemented in question_attempt_steps_with_submitted_response_iterator.

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The documentation for this class was generated from the following file:

• question/engine/questionattempt.php