ocaml/stdlib/char.mli

40 lines
1.6 KiB
OCaml

(***********************************************************************)
(* *)
(* Objective Caml *)
(* *)
(* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
(* *)
(* Copyright 1996 Institut National de Recherche en Informatique et *)
(* en Automatique. All rights reserved. This file is distributed *)
(* under the terms of the GNU Library General Public License, with *)
(* the special exception on linking described in file ../LICENSE. *)
(* *)
(***********************************************************************)
(* $Id$ *)
(** Character operations. *)
external code : char -> int = "%identity"
(** 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. *)
(**/**)
external unsafe_chr : int -> char = "%identity"