get-language-numbers in drscheme:language:simple-module-based-language%
Returns a list of numbers, whose length must be the same as
the result of
get-language-position. Each number indicates the sorted order of the
language positions in the language dialog.
(-> (cons number (listof number))senda-drscheme:language:simple-module-based-languageget-language-numbers)returns the corresponding init arg.