heap-peek ( heap -- value key )
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Vocabulary
heaps

Inputs
heapa heap


Outputs
valuean object
keyan object


Word description
Output the first element in the heap, leaving it in the heap.

Definition
IN: heaps

GENERIC: heap-peek ( heap -- value key )


Methods
USING: accessors heaps heaps.private sequences ;

M: heap heap-peek data>> first >entry< ;