(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 bağımsız değişkeni 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"