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| Date: | -- (:) |
| From: | Pierre Weis <Pierre.Weis@i...> |
| Subject: | Re: Ref syntax |
> >>>>> "mk" == Marcin 'Qrczak' Kowalczyk <qrczak@knm.org.pl> writes:
>
> mk> The only consistent syntax would be "!x <-
> mk> new_contents_of_x". Note that the revised syntax uses "x.val
> mk> <- new_contents_of_x", with x.val being equivalent to old !x
> mk> on both sides of <- and without the need of any magic syntax
> mk> for references in addition to what is available anyway for
> mk> mutable fields.
>
> Of course, in the standard syntax you can write "x.contents <- 1" in
> the same way. Though that's quite a bit more verbose.
>
> John.
This is already possible in the current version of Objective Caml.
Objective Caml version 3.00
# let x = ref 2;;
val x : int ref = {contents=2}
# x.contents;;
- : int = 2
# x.contents <- 1;;
- : unit = ()
If you don't like operators ! and :=, just don't use them, and use the
regular filed acces instead!
Merry Christmas,
Pierre Weis
INRIA, Projet Cristal, Pierre.Weis@inria.fr, http://pauillac.inria.fr/~weis/