SplDoublyLinkedList::valid
PHP function
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(PHP 5 >= 5.3.0, PHP 7, PHP 8)
Check whether the doubly linked list contains more nodes
Description
SplDoublyLinkedList::valid(): bool
Checks if the doubly linked list contains any more nodes.
Parameters Parameters
Return Values
Returns true if the doubly linked list contains any more nodes, false otherwise.