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- Subject: Re: Lookup nil table index
- From: lua@...
- Date: Thu, 30 Nov 2006 17:04:10 +0100
* On 2006-11-30 Javier Guerra <javier@guerrag.com> wrote :
> On Thursday 30 November 2006 10:40 am, lua@zevv.nl wrote:
> > For my application, I'd like such an expression to return a nil
> > value instead of generating an error. Would it be possible to create
> > such a
>
> what you're asking is basically that:
>
> nil [anything] => nil instead of an error. I'd add this one too:
>
> anything [nil] => nil
>
> currently both forms generate an error, and there's very little hope
> that it may change.
I am absolutely not asking anything to change in the default behaviour,
which seems perfectly ok to me. I am just wondering if there is a way to
change this behaviour for this specific table by clever usage of
metatables e.g.
--
:wq
^X^Cy^K^X^C^C^C^C