-USING: assocs hashtables help.markup help.syntax kernel
-quotations sequences vectors ;
+USING: assocs help.markup help.syntax kernel
+sequences vectors ;
IN: sets
ARTICLE: "sets" "Sets"
}
"Utilities for sets and sequences:"
{ $subsections
- within
- without
+ within
+ without
} ;
ARTICLE: "set-implementations" "Set implementations"
HELP: gather
{ $values
- { "seq" sequence } { "quot" { $quotation ( ... elt -- ... elts ) } }
- { "newseq" sequence } }
+ { "seq" sequence } { "quot" { $quotation ( ... elt -- ... elts ) } }
+ { "newseq" sequence } }
{ $description "Maps a quotation over a sequence, concatenates the results of the mapping, and removes duplicates." } ;
HELP: set-like