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Ds\Queue::isEmpty

(PECL ds >= 1.0.0)

Ds\Queue::isEmptyReturns whether the queue is empty

Açıklama

public Ds\Queue::isEmpty(): bool

Returns whether the queue is empty.

Bağımsız Değişkenler

Bu işlevin bağımsız değişkeni yoktur.

Dönen Değerler

Returns true if the queue is empty, false otherwise.

Örnekler

Örnek 1 Ds\Queue::isEmpty() example

<?php
$a
= new \Ds\Queue([1, 2, 3]);
$b = new \Ds\Queue();

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

Yukarıdaki örnek şuna benzer bir çıktı üretir:

bool(false)
bool(true)
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