val makeExn : string -> tval make : string -> t optionval makeWithArray : (string * string) array -> tval append : t -> string -> string -> tval delete : t -> string -> tval entries : t -> (string * string) arrayval forEach : t -> (string -> string -> unit) -> unitval get : t -> string -> string optionval getAll : t -> string -> string arrayval has : t -> string -> boolval keys : t -> string arrayval set : t -> string -> string -> tval toString : t -> stringval values : t -> string array