Record selectors

Joe Armstrong <>
Mon Jan 13 17:06:47 CET 2003

I will dig it out and post it tomorrow


On Mon, 13 Jan 2003, Ulf Wiger wrote:

> On Mon, 13 Jan 2003, Vlad Dumitrescu (EAW) wrote:
> >Hello again,
> >
> >I reviewed this whole thread and found plenty of good ideas
> >about ways to improve the record handling. And also a
> >comprehensive list of possible drawbacks. One important
> >point is that it's probably not an Ericsson priority to fix
> >this.
> Joe Armstrong, who is no longer at Ericsson, once drew an
> idea about efficient and safe records on my whiteboard.
> AFAIR, each record would carry its own dictionary which
> would not be copied -- only referenced -- when the record is
> updated. I think I also recall concluding that Joe's
> "records" could be made syntactically compatible with
> today's records. One would probably still use a new
> (cleaner) syntax though, esp. since there would be no need
> to specify the record type in each operation.
> Perhaps Joe could recap the idea on this list, and perhaps
> explain what was wrong with it -- since he has not
> aggressively pushed the idea through?  (:
> /Uffe

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