suse man page for char

Char(3o)                                                           OCaml library                                                          Char(3o)

NAME
       Char - Character operations.

Module
       Module   Char

Documentation
       Module Char
        : sig end

       Character operations.

       val code : char -> int

       Return the ASCII code of the argument.

       val chr : int -> char

       Return the character with the given ASCII code.  Raise Invalid_argument Char.chr if the argument is outside the range 0--255.

       val escaped : char -> string

       Return a string representing the given character, with special characters escaped following the lexical conventions of Objective Caml.

       val lowercase : char -> char

       Convert the given character to its equivalent lowercase character.

       val uppercase : char -> char

       Convert the given character to its equivalent uppercase character.

       type t = char

       An alias for the type of characters.

       val compare : t -> t -> int

       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 .

OCamldoc                                                            2012-06-26                                                            Char(3o)