Re: proposal for change in for protocol
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- Subject: Re: proposal for change in for protocol
- From: Steve Litt <slitt@...>
- Date: Tue, 3 Apr 2012 14:21:57 -0400
On Tue, 3 Apr 2012 16:30:09 +0200
Dirk Laurie <dirk.laurie@gmail.com> wrote:
> >
> > There is special name of _ for dummy variable:
> > for _, value in ipairs (...) do ... end
> >
> That's a perfectly ordinary name, not special. it's merely
> a good habit to reserve that name for a read-never variable.
>
Thanks Dirk,
I didn't know that, and always thought _ was a reserved word.
Now that I know it's an idiom for a read-never variable, everything
makes sense.
SteveT