Module

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 OCaml.

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 .