Re: When functional languages can be accepted by industry?

From: Pierre Weis (Pierre.Weis@inria.fr)
Date: Thu Apr 13 2000 - 16:36:34 MET DST

  • Next message: John Max Skaller: "Re: When functional languages can be accepted by industry?"

    > Thank you very much. Now I find that a mutable linked list can
    > indeed be elegantly implemented in ocaml, e.g.:
    >
    > type 'a mlist = Empty | Node of 'a mlist ref * 'a ref;;

    If efficiency is really crucial, you could also write

    type 'a mlist = Empty | Node of 'a mcell
    and 'a mcell = {mutable hd : 'a; mutable tl : 'a mlist}

    You may have a look at the Caml FAQ, where the existence and
    manipulation of pointers in Caml is discussed:

    http://pauillac.inria.fr/caml/FAQ/pointers-eng.html

    (Fresh english translation written for the occasion).

    Best regards, 

    -- 
Pierre Weis

    INRIA, Projet Cristal, http://pauillac.inria.fr/~weis

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