PHP SplDoublyLinkedList offsetGet () function

Syntax:
mixed SplDoublyLinkedList::offsetGet ($index)
Parameters: This function takes one parameter $index,which contains the index value.Return value:returns the value at the specified index.The programs below illustrate the function SplDoublyLinkedList::offsetGet()in PHP:Program 1:
// Declare empty SplDoublyLinkedList $list = new SplDoublyLinkedList;
// Use the SplDoublyLinkedList::add() function for
// add elements to SplDoublyLinkedList $list -> add (0, 30); $list -> add (1, 20); $list -> add (2, 30); $list -> add (3, " Geeks " ); $list -> add (4, ’ G’ ); $list -> rewind ();
// Use the SplDoublyLinkedList::offsetGet() function
// check if the index exists or not var_dump ( $list -> offsetGet (2)); var_dump ( $list -> offsetGet (3));
?>
Exit:
int (30 ) string (5) "Geeks"
Program 2:
// Declare an empty SplDoublyLinkedList $list = new SplDoublyLinkedList() ;
// Use the SplDoublyLinkedList::push() function for
// add elements to SplDoublyLinkedList $list -> push (1); $list -> push (2); $list -> push (3); $list -> push (8); $list -> push (5);
// Use the SplDoublyLinkedList::offsetGet() function
// check if the index exists or not var_dump ( $list -> offsetGet (1)); var_dump ( $list -> offsetGet (2)); var_dump ( $list -> offsetGet (3));
?>
Exit:
int (2 ) int (3) int (8)
Link: https : //www.php.net/manual/en/spldoublylinkedlist.offsetget.php

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