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PHP | SplDoublyLinkedList current() Function
  • Last Updated : 23 Aug, 2019
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The SplDoublyLinkedList::current() function is an inbuilt function in PHP which is used to returns the current element of the array.

Syntax:

mixed SplDoublyLinkedList::current( void )

Parameters: It does not accepts any parameter.

Return Value: It returns the current node value of doubly linked list.

Below programs illustrate the SplDoublyLinkedList::current() function in PHP:



Program 1:




<?php 
  
// Declare an empty SplDoublyLinkedList
$list = new \SplDoublyLinkedList;
  
// Use SplDoublyLinkedList::push() function to 
// add elements to the SplDoublyLinkedList
$list->push(1);
$list->push(2);
$list->push(3);
$list->push(8);
$list->push(5);
  
$list->rewind();
  
// Use current() function
print_r($list->current());
  
?> 
Output:
1

Program 2:




<?php 
  
// Declare an empty SplDoublyLinkedList
$list = new \SplDoublyLinkedList;
  
// Use SplDoublyLinkedList::add() function to 
// add elements to the SplDoublyLinkedList
$list->add(0, 30);
$list->add(1, 20);
$list->add(2, 30);
$list->add(3, "Geeks");
$list->add(4, 'G');
  
$list->rewind();
  
// Use current() function
print_r($list->current());
  
?> 
Output:
30

Reference: https://www.php.net/manual/en/spldoublylinkedlist.current.php

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