PHP SplDoublyLinkedList shift() Function
The SplDoublyLinkedList::shift() function is an inbuilt function in PHP which is used to shift the node from the beginning of the doubly linked list.
Syntax:
mixed SplDoublyLinkedList::shift( void )
Parameters: This function does not accepts any parameters.
Return Value: It returns the value of shifted node.
Below programs illustrate the SplDoublyLinkedList::shift() 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' );
var_dump( $list ->shift());
var_dump( $list ->shift());
var_dump( $list ->shift());
?>
|
Output:
int(30)
int(20)
int(30)
Program 2:
<?php
$list = new \SplDoublyLinkedList();
$list ->push(1);
$list ->push(2);
$list ->push(3);
$list ->push(8);
$list ->push(5);
var_dump( $list ->shift());
var_dump( $list ->shift());
var_dump( $list ->shift());
var_dump( $list ->shift());
?>
|
Output:
int(1)
int(2)
int(3)
int(8)
Reference: https://www.php.net/manual/en/spldoublylinkedlist.shift.php
Last Updated :
23 Jun, 2023
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