PHP 8.2.0 Alpha 2 available for testing


(PHP 5 >= 5.3.0, PHP 7, PHP 8)

SplDoublyLinkedList::keyReturn current node index


public SplDoublyLinkedList::key(): int

This function returns the current node index


This function has no parameters.

Return Values

The current node index.

add a note add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top