type t;
let make: string => t;let makeWithDict: Js.Dict.t(string) => t;let makeWithArray: array((string, string)) => t;let append: string => string => t => unit;let delete: string => t => unit;let entries: t => Js.Array.array_like((string, string));let forEach: (string => string => unit) => t => unit;let get: string => t => option(string);let getAll: string => t => array(string);let has: string => t => bool;let keys: t => Js.Array.array_like(string);let set: string => string => t => unit;let sort: t => unit;let toString: t => string;let values: t => Js.Array.array_like(string);