PHP SplDoublyLinkedList next() Function
Last Updated :
23 Jun, 2023
The SplDoublyLinkedList::next() function is an inbuilt function in PHP which is used to move the index into next index.
Syntax:
void SplDoublyLinkedList::next( void )
Parameters: This function does not accept any parameter.
Return Value: It does not return any value.
Below programs illustrate the SplDoublyLinkedList::next() function in PHP:
Program 1:
<?php
$list = new \SplDoublyLinkedList;
$list ->add(0, 30);
$list ->add(1, 20);
$list ->add(2, 30);
$list ->add(3, "Geeks" );
$list ->add(4, 'G' );
$list -> rewind ();
var_dump( $list ->current());
$list ->next();
var_dump( $list ->current());
?>
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Program 2:
<?php
$list = new \SplDoublyLinkedList();
$list ->push(1);
$list ->push(2);
$list ->push(3);
$list ->push(8);
$list ->push(5);
$list -> rewind ();
var_dump( $list ->current());
$list ->next();
$list ->next();
$list ->next();
var_dump( $list ->current());
?>
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Reference: https://www.php.net/manual/en/spldoublylinkedlist.next.php
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