package stdune

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package stdune
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include module type of struct include Stdlib.Char end
val code : char -> int
val chr : int -> char
val escaped : char -> string
val lowercase_ascii : char -> char
val uppercase_ascii : char -> char
type t = char
val compare : t -> t -> int
val equal : t -> t -> bool
val seeded_hash : int -> t -> int
val hash : t -> int
val unsafe_chr : int -> char
val is_digit : t -> bool

Check if a character belongs to the set {'0'..'9'}.

val is_lowercase_hex : t -> bool

Check if a character belongs to the set {'0'..'9', 'a'..'f'}.