From: Henri DF <henri.dubois-ferriere@epfl.ch>
To: Jacques GARRIGUE <garrigue@kurims.kyoto-u.ac.jp>
Cc: jgoerzen@complete.org, <caml-list@inria.fr>
Subject: Re: [Caml-list] Optional arguments in inherited methods
Date: Thu, 29 Apr 2004 10:11:33 +0200 (CEST) [thread overview]
Message-ID: <Pine.LNX.4.44.0404291010340.4861-100000@lcavpc19.epfl.ch> (raw)
In-Reply-To: <20040429.074806.68548985.garrigue@kurims.kyoto-u.ac.jp>
> Unfortunate, but in the case of optional arguments the problem is
> not with typing but with how they are implemented: an optional
> argument of type [t] is actually a non-optional argument of type [t
> option]. They disappear automagically on application, but this means
> that None's are automatically inserted. So applying a function which has
> optional arguments is completely different from a function without
> them (even if the function call looks the same in your source code).
>
what about optional arguments which have a default value? i would assume
these are not implemented using options, so would that change anything
here?
thanks
henri
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next prev parent reply other threads:[~2004-04-29 8:11 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-28 16:13 John Goerzen
2004-04-28 16:56 ` james woodyatt
2004-04-28 19:43 ` John Goerzen
2004-04-28 22:48 ` Jacques GARRIGUE
2004-04-29 8:11 ` Henri DF [this message]
2004-04-29 8:48 ` Jacques GARRIGUE
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