Module Cmarkit_base.Ascii
US-ASCII matching.
val is_control : char -> bool
val is_letter : char -> bool
val is_upper : char -> bool
val is_lower : char -> bool
val is_digit : char -> bool
val is_hex_digit : char -> bool
val hex_digit_to_int : char -> int
val is_alphanum : char -> bool
val is_white : char -> bool
val is_punct : char -> bool
val is_blank : char -> bool
val caseless_starts_with : prefix:string -> string -> bool