PHP 7.2.25 Released

Ds\PriorityQueue::isEmpty

(PECL ds >= 1.0.0)

Ds\PriorityQueue::isEmptyReturns whether the queue is empty

Descrição

public Ds\PriorityQueue::isEmpty ( void ) : bool

Returns whether the queue is empty.

Parâmetros

Esta função não possui parâmetros.

Valor Retornado

Returns TRUE if the queue is empty, FALSE otherwise.

Exemplos

Exemplo #1 Ds\PriorityQueue::isEmpty() example

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

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

var_dump($a->isEmpty());
var_dump($b->isEmpty());
?>

O exemplo acima irá imprimir algo similar à:

bool(false)
bool(true)
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