?heap-pop-value>array ( heap -- array )

Vocabulary

sequences.extras

Inputs

heap

an object

Outputs

array

an array

Word description

Pushes the value at the top of heap as a single element array. Returns an empty array if the heap is empty.

Definition

USING: arrays heaps kernel ;

IN: sequences.extras

: ?heap-pop-value>array ( heap -- array )
    dup heap-empty? [ drop { } ] [ heap-pop drop 1array ] if ;