Online PHP editor | refs for FJSOV

@ 2017-09-20T12:59:35Z

<?php

$q = new SplQueue();
$q->setIteratorMode(SplDoublyLinkedList::IT_MODE_FIFO);
$q->setIteratorMode(SplDoublyLinkedList::IT_MODE_LIFO);

$q->enqueue(1);
$q->enqueue(2);

foreach ($q as $elt) {
    var_dump($q);
}