sort-keys ( obj -- sortedseq )
Factor handbook » The language » Collections » Sequence operations » Sorting sequences

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Vocabulary
sorting

Inputs

obj

an object

Outputs

sortedseq

a new sorted sequence

Word description
Sorts the elements of obj (converting to an alist first if not a sequence), comparing first elements of pairs using the <=> word.

See also
compare, sort, sort-by, inv-sort-by, sort-values

Definition

IN: sorting

GENERIC: sort-keys ( obj -- sortedseq )

Methods

USING: arrays assocs hashtables kernel.private sequences.private
sorting ;

M: hashtable sort-keys
    >alist [ { array } declare first-unsafe ] sort-by ;


USING: assocs kernel sorting ;

M: object sort-keys >alist sort-keys ;


USING: sequences sequences.private sorting sorting.private ;

M: sequence sort-keys 0 check-bounds [ first-unsafe ] sort-by ;