Ds\PriorityQueue::pop

(PECL ds >= 1.0.0)

Ds\PriorityQueue::pop — Removes and returns the value with the highest priority

Açıklama

public Ds\PriorityQueue::pop ( void ) : mixed

Removes and returns the value at the front of the queue, ie. the value with the highest priority.

Bilginize:
Values with equal priority fall back to FIFO (first in first out).

Değiştirgeler

Bu işlevin değiştirgesi yoktur.

Dönen Değerler

The removed value which was at the front of the queue.

Hatalar/İstisnalar

UnderflowException if empty.

Örnekler

Örnek 1 Ds\PriorityQueue::pop() example


<?php
$queue = new \Ds\PriorityQueue();

$queue->push("a",  5);
$queue->push("b", 15);
$queue->push("c", 10);

print_r($queue->pop());
print_r($queue->pop());
print_r($queue->pop());
?>

Yukarıdaki örnek şuna benzer bir çıktı üretir:

string(1) "a"
string(1) "b"
string(1) "c"