SplDoublyLinkedList::top
(PHP 5 >= 5.3.0, PHP 7)
SplDoublyLinkedList::top — Peeks at the node from the end of the doubly linked list
Description
public SplDoublyLinkedList::top ( ) : mixed
Parameters
This function has no parameters.
Return Values
The value of the last node.
Errors/Exceptions
Throws RuntimeException when the data-structure is empty.
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https://www.php.net/manual/en/spldoublylinkedlist.top.php