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SplPriorityQueue
PHP Manual

SplPriorityQueue::count

(PHP 5 >= 5.3.0, PHP 7)

SplPriorityQueue::count — Counts the number of elements in the queue.

Description

public int SplPriorityQueue::count ( void )

Parameters

This function has no parameters.

Return Values

Returns the number of elements in the queue.

SplPriorityQueue
PHP Manual