SplDoublyLinkedList::setIteratorMode
(PHP 5 >= 5.3.0, PHP 7)
SplDoublyLinkedList::setIteratorMode — Sets the mode of iteration
Description
public void SplDoublyLinkedList::setIteratorMode ( int $mode )Parameters
mode
There are two orthogonal sets of modes that can be set:
- The direction of the iteration (either one or the other):
SplDoublyLinkedList::IT_MODE_LIFO(Stack style)SplDoublyLinkedList::IT_MODE_FIFO(Queue style)
- The behavior of the iterator (either one or the other):
SplDoublyLinkedList::IT_MODE_DELETE(Elements are deleted by the iterator)SplDoublyLinkedList::IT_MODE_KEEP(Elements are traversed by the iterator)
The default mode is: SplDoublyLinkedList::IT_MODE_FIFO | SplDoublyLinkedList::IT_MODE_KEEP
Return Values
No value is returned.
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