SplDoublyLinkedList::offsetExists
(PHP 5 >= 5.3.0, PHP 7, PHP 8)
SplDoublyLinkedList::offsetExists — Returns whether the requested $index exists
Description
public SplDoublyLinkedList::offsetExists(
int $index):
bool
Parameters
index-
The index being checked.
Return Values
true if the requested index exists, otherwise false
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