Online PHP editor | output for BMLKD

@ 2014-09-17T14:56:37Z

<?php
/*
 * Examples of DoublyLinkedList
 */

$obj = new SplDoublyLinkedList();
// Check wither linked list is empty
if ($obj->isEmpty())
{
    echo "Adding nodes to Linked List<br>";
    $obj->push(2);
    $obj->push(3);
    echo "Adding the node at beginning of doubly linked list <br>";
    $obj->unshift(10);
}

echo "<br>Our Linked List:";
print_r($obj);

$curr = $obj->current(); // this will return NULL as we have not set initial node.
echo "\r\n \r\n";
echo $obj->key();
echo "\r\n \r\n";
echo "<br> Rewinding the position so that current node points to first node ";
$obj->rewind(); 

echo "<br>Current node of the linked list:";
echo  $obj->current(); // this will print first node of the linked list.
echo "\r\n \r\n"; 
echo $obj->key(); 
echo "\r\n \r\n";
echo "<br>Moving to Next node:";
$obj->next();

echo "<br>Printing the next node:";
echo $obj->current();

Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: Adding nodes to Linked List Adding the node at beginning of doubly linked list Our Linked List:SplDoublyLinkedList Object ( [flags:SplDoublyLinkedList:private] => 0 [dllist:SplDoublyLinkedList:private] => Array ( [0] => 10 [1] => 2 [2] => 3 ) ) 0 Rewinding the position so that current node points to first node Current node of the linked list:10 0 Moving to Next node: Printing the next node:2
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17: Fatal error: Class 'SplDoublyLinkedList' not found in /in/BMLKD on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9: Fatal error: Cannot instantiate non-existent class: spldoublylinkedlist in /in/BMLKD on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1: Fatal error: Cannot instantiate non-existent class: spldoublylinkedlist in /in/BMLKD on line 6

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