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module Core_char

: sig

Character operations.

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type t = char

An alias for the type of characters.

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val typerep_of_t : t Typerep_lib.Std.Typerep.t
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val typename_of_t : t Typerep_lib.Std.Typename.t
include Identifiable.S with type t := t
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val to_int : t -> int

Return the ASCII code of the argument.

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val of_int : int -> t option

Return the character with the given ASCII code or None is the argument is outside the range 0 to 255.

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val of_int_exn : int -> t

Return the character with the given ASCII code. Raise Failure if the argument is outside 0 to 255.

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val unsafe_of_int : int -> t
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val escaped : t -> string

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

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val lowercase : t -> t

Convert the given character to its equivalent lowercase character.

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val uppercase : t -> t

Convert the given character to its equivalent uppercase character.

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val is_digit : t -> bool

'0' - '9'

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val is_lowercase : t -> bool

'a' - 'z'

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val is_uppercase : t -> bool

'A' - 'Z'

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val is_alpha : t -> bool

'a' - 'z' or 'A' - 'Z'

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val is_alphanum : t -> bool

'a' - 'z' or 'A' - 'Z' or '0' - '9'

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val is_print : t -> bool

' ' - '~'

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val is_whitespace : t -> bool

' ' or '\t' or '\r' or '\n'

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val get_digit : t -> int option

Return Some i if is_digit c and None otherwise.

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val get_digit_exn : t -> int

Return i if is_digit c. Raises Failure otherwise.

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val min_value : t
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val max_value : t
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val t_of_sexp : Sexplib.Sexp.t -> t
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val sexp_of_t : t -> Sexplib.Sexp.t
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val bin_t : t Bin_prot.Type_class.t
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val bin_read_t : t Bin_prot.Read.reader
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val __bin_read_t__ : (int -> t) Bin_prot.Read.reader
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val bin_reader_t : t Bin_prot.Type_class.reader
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val bin_size_t : t Bin_prot.Size.sizer
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val bin_write_t : t Bin_prot.Write.writer
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val bin_writer_t : t Bin_prot.Type_class.writer
end