(PECL ds >= 1.0.0)
Ds\PriorityQueue::peek — Returns the value at the front of the queue.
Returns the value at the front of the queue, but does not remove it.
Bu işlevin değiştirgesi yoktur.
The value at the front of the queue.
UnderflowException if empty.
Örnek 1 Ds\PriorityQueue::peek() example
<?php
$queue = new \Ds\PriorityQueue();
$queue->push("a", 5);
$queue->push("b", 15);
$queue->push("c", 10);
var_dump($queue->peek());
?>
Yukarıdaki örnek şuna benzer bir çıktı üretir:
string(1) "b"