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SplHeap::next> <SplHeap::isEmpty
[edit] Last updated: Fri, 17 May 2013

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SplHeap::key

(PHP 5 >= 5.3.0)

SplHeap::key — Return current node index

Description

mixed SplHeap::key ( void )

This function returns the current node index

Parameters

This function has no parameters.

Return Values

The current node index.



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