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SplHeap::key

SplHeap::key

(PHP 5 >= 5.3.0, PHP 7)

SplHeap::key — Return current node index

Description

public mixed SplHeap::key ( void )

This function returns the current node index

Parameters

This function has no parameters.

Return Values

The current node index.

← SplHeap::isEmpty

SplHeap::next →

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https://secure.php.net/manual/en/splheap.key.php