Module Char

module Char = struct ... end 

code : char -> int
Return the ASCII code of the argument.

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.

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

lowercase : char -> char

uppercase : char -> char
Convert the given character to its equivalent lowercase or uppercase character, respectively.

unsafe_chr : int -> char