- list->char-set char-list #!optional base-csprocedure
- list->char-set! char-list base-csprocedure
Return a character set containing the characters in the list of characters CHAR-LIST.
If character set BASE-CS is provided, the characters from CHAR-LIST are added to it. list->char-set! is allowed, but not required, to side-effect and reuse the storage in BASE-CS; list->char-set produces a fresh character set.