<?php
// Creating a fixed-size array using SPL
$array = new SplFixedArray(5);
$array[0] = 'Apple';
$array[1] = 'Banana';
$array[2] = 'Cherry';
$array[3] = 'Date';
$array[4] = 'Elderberry';
// Creating a doubly linked list using SPL
$linkedList = new SplDoublyLinkedList();
$linkedList->push('First Item');
$linkedList->push('Second Item');
$linkedList->push('Third Item');
?>
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