SplPriorityQueue
PHP Manual

SplPriorityQueue::isEmpty

(PHP 5 >= 5.3.0)

SplPriorityQueue::isEmptyChecks whether the queue is empty.

Описание

bool SplPriorityQueue::isEmpty ( void )

Параметри

Тази функция няма параметри.

Връщани стойности

Returns whether the queue is empty.


SplPriorityQueue
PHP Manual