Reason · Reason lets you write simple, fast and quality type safe code while leveraging both the JavaScript & OCaml ecosystems.

functor (H : Hashtbl.HashedType) ->
 sig
  type data = H.t
  type t
  val create : int -> t
  val clear : t -> unit
  val merge : t -> data -> data
  val add : t -> data -> unit
  val remove : t -> data -> unit
  val find : t -> data -> data
  val find_opt : t -> data -> data option
  val find_all : t -> data -> data list
  val mem : t -> data -> bool
  val iter : (data -> unit) -> t -> unit
  val fold : (data -> 'a -> 'a) -> t -> 'a -> 'a
  val count : t -> int
  val stats : t -> int * int * int * int * int * int
 end