sig type key type !'a t val create : int ->'a Hashtbl.S.t val clear : 'a Hashtbl.S.t -> unit val reset : 'a Hashtbl.S.t -> unit val copy : 'a Hashtbl.S.t ->'a Hashtbl.S.t val add : 'a Hashtbl.S.t ->Hashtbl.S.key ->'a -> unit val remove : 'a Hashtbl.S.t ->Hashtbl.S.key -> unit val find_and_remove : 'a Hashtbl.S.t ->Hashtbl.S.key ->'a option val find : 'a Hashtbl.S.t ->Hashtbl.S.key ->'a val find_opt : 'a Hashtbl.S.t ->Hashtbl.S.key ->'a option val find_all : 'a Hashtbl.S.t ->Hashtbl.S.key ->'a list val replace : 'a Hashtbl.S.t ->Hashtbl.S.key ->'a -> unit val find_and_replace : 'a Hashtbl.S.t ->Hashtbl.S.key ->'a ->'a option val mem : 'a Hashtbl.S.t ->Hashtbl.S.key -> bool val iter : (Hashtbl.S.key ->'a -> unit) ->'a Hashtbl.S.t -> unit val filter_map_inplace :
(Hashtbl.S.key ->'a ->'a option) ->'a Hashtbl.S.t -> unit val fold :
(Hashtbl.S.key ->'a ->'acc ->'acc) ->'a Hashtbl.S.t ->'acc ->'acc val length : 'a Hashtbl.S.t -> int val stats : 'a Hashtbl.S.t ->Hashtbl.statistics val to_seq : 'a Hashtbl.S.t -> (Hashtbl.S.key * 'a) Stdlib.Seq.t val to_seq_keys : 'a Hashtbl.S.t ->Hashtbl.S.key Stdlib.Seq.t val to_seq_values : 'a Hashtbl.S.t ->'a Stdlib.Seq.t val add_seq : 'a Hashtbl.S.t -> (Hashtbl.S.key * 'a) Stdlib.Seq.t -> unit val replace_seq : 'a Hashtbl.S.t -> (Hashtbl.S.key * 'a) Stdlib.Seq.t -> unit val of_seq : (Hashtbl.S.key * 'a) Stdlib.Seq.t ->'a Hashtbl.S.t end
