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SplPriorityQueue::key

(PHP 5 >= 5.3.0, PHP 7)

Return current node index

public mixed SplPriorityQueue::key ( void )

This function returns the current node index

Returns:

The current node index.

Links:

http://php.net/manual/en/splpriorityqueue.key.php

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2016-02-24 16:19:29

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