include module type of sig ... end
The comparison function for characters, with the same specification as
Pervasives.compare. Along with the type t
, this function compare
allows the module Char
to be passed as argument to the functors
Set.Make and Map.Make.
Convert the given character to its equivalent lowercase character, using the US-ASCII character set.
Convert the given character to its equivalent uppercase character, using the US-ASCII character set.
val of_int_exn : int ‑> t
Alias to Char.chr. Return the character with the given ASCII code.
0,...,255
.