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SplPriorityQueue::isEmpty

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

SplPriorityQueue::isEmptyChecks whether the queue is empty

Descrição

public SplPriorityQueue::isEmpty(): bool

Parâmetros

Esta função não possui parâmetros.

Valor Retornado

Returns whether the queue is empty.

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