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SplHeap::valid

(PHP 5 >= 5.3.0, PHP 7)

Check whether the heap contains more nodes

public bool SplHeap::valid ( void )

Checks if the heap contains any more nodes.

Returns:

Returns TRUE if the heap contains any more nodes, FALSE otherwise.

Links:

http://php.net/manual/en/splheap.valid.php

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2016-02-24 16:19:28

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