sort-keys ( obj -- sortedseq ) (original) (raw)
sort-keys ( obj -- sortedseq )
Factor handbook » The language » Collections » Sequence operations » Sorting sequences
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Vocabulary
sorting
Inputs
| obj | an object |
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Outputs
| sortedseq | a new sorted sequence |
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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
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 ;