output.sh

root@mahem:/var/www/doctrine# hhvm spl_priotity_queue.php
HipHop Fatal error: Uncaught exception 'BadMethodCallException' with message 'Call to a member function insert() on a non-object' in :
Stack trace:
#0 /var/www/doctrine/splpriotityqueue.php(30): SplPriorityQueue->insert()
#1 {main}

spl_priority_queue.php

<?php

class MyPriorityQueue extends \SplPriorityQueue
{
    public function __construct()
    {
        $this->setExtractFlags(self::EXTR_DATA);
    }

    public function sort()
    {
        $sortedList = array();

        while ($this->valid()) {
            $sortedList[] = $this->extract();
        }

        return array_reverse($sortedList);
    }
}

$data  = array(
    array('test1', 1),
    array('test3', 3),
    array('test2', 2),
);
$queue = new MyPriorityQueue();

foreach ($data as $entry) {
    $queue->insert($entry[0], $entry[1]);
}

var_dump($queue->sort());