SplHeap::isEmpty
SplHeap::isEmpty
(PHP 5 >= 5.3.0, PHP 7)
SplHeap::isEmpty — Checks whether the heap is empty.
Description
public bool SplHeap::isEmpty ( void )
Parameters
This function has no parameters.
Return Values
Returns whether the heap is empty.
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https://secure.php.net/manual/en/splheap.isempty.php