val get : t -> int -> CamomileLibrary.UChar.tval init : int -> (int -> CamomileLibrary.UChar.t) -> tval check_range : t -> int -> boolval look : t -> index -> CamomileLibrary.UChar.tval out_of_range : t -> index -> boolval iter : (CamomileLibrary.UChar.t -> unit) -> t -> unitval compare : t -> t -> int