PHP 7.2.25 Released

Ds\PriorityQueue::pop

(PECL ds >= 1.0.0)

Ds\PriorityQueue::popRemoves and returns the value with the highest priority

Descripción

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

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

Nota:

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

Parámetros

Esta función no tiene parámetros.

Valores devueltos

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

Errores/Excepciones

UnderflowException if empty.

Ejemplos

Ejemplo #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());
?>

El resultado del ejemplo sería algo similar a:

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