HConstr.Tbl
Imperative tables indexed by HConstr.t. The interfaces exposed are the same as Hashtbl but are not guaranteed to be implemented by Hashtbl.
HConstr.t
Hashtbl
type key = t
type 'a t
val find_opt : 'a t -> key -> 'a option
val add : 'a t -> key -> 'a -> unit
val create : unit -> 'a t