21 lines
651 B
OCaml
21 lines
651 B
OCaml
(* Updates the base table with the bindings from add *)
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let hash_merge (base : (string, ty) Hashtbl.t) (add : (string, ty) Hashtbl.t) : unit =
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Hashtbl.iter (Hashtbl.replace base) add
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let print_hashtbl t =
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Hashtbl.iter print_pair t
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let h1 : (string, ty) Hashtbl.t = Hashtbl.create 10 ;;
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Hashtbl.add h1 "name" (TString "Rocket Skates") ;;
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Hashtbl.add h1 "price" (TFloat 12.75) ;;
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Hashtbl.add h1 "color" (TString "yellow") ;;
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let h2 : (string, ty) Hashtbl.t = Hashtbl.create 10 ;;
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Hashtbl.add h2 "price" (TFloat 15.25) ;;
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Hashtbl.add h2 "color" (TString "red") ;;
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Hashtbl.add h2 "year" (TInt 1974) ;;
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hash_merge h1 h2 ;;
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print_hashtbl h1 ;;
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