Php/docs/splpriorityqueue.key

• PHP Manual
• SplPriorityQueue
• Return current node index

SplPriorityQueue::key

(PHP 5 >= 5.3.0, PHP 7)

SplPriorityQueue::key — Return current node index

Description

public SplPriorityQueue::key ( ) : mixed

This function returns the current node index

Parameters

This function has no parameters.

Return Values

The current node index.