> By putting in the comma, unless I am mistaken, you are effectively
> saying the second element is NULL, which is how it's naturally
> defined.
No, in f(x,) the second argument is missing, not NULL.
-Bill
On Fri, Sep 16, 2022 at 7:43 AM Avraham Adler <avraham.ad...@gmail.com>
wrote:
> That may actually be the case for EVERY default plot, if I understand
> correctly. The default S# plot is defined as
>
> ## Default S3 method:
> plot(x, y = NULL, type = "p", xlim = NULL, ylim = NULL,
> log = "", main = NULL, sub = NULL, xlab = NULL, ylab = NULL,
> ann = par("ann"), axes = TRUE, frame.plot = axes,
> panel.first = NULL, panel.last = NULL, asp = NA,
> xgap.axis = NA, ygap.axis = NA,
> ...)
>
> By putting in the comma, unless I am mistaken, you are effectively
> saying the second element is NULL, which is how it's naturally
> defined.
>
> Thanks,
>
> Avi
>
> On Fri, Sep 16, 2022 at 2:33 PM Rui Barradas <ruipbarra...@sapo.pt> wrote:
> >
> > Hello,
> >
> > Why doesn't the comma throw an error?
> >
> >
> > plot(1:5,) # works, no complaints
> >
> >
> > Shouldn't this be considered a bug? I would expect the parser to at
> > least give a warning.
> >
> >
> > sessionInfo()
> > R version 4.2.1 (2022-06-23 ucrt)
> > Platform: x86_64-w64-mingw32/x64 (64-bit)
> > Running under: Windows 10 x64 (build 22000)
> >
> > Matrix products: default
> >
> > locale:
> > [1] LC_COLLATE=Portuguese_Portugal.utf8
> > LC_CTYPE=Portuguese_Portugal.utf8
> > [3] LC_MONETARY=Portuguese_Portugal.utf8 LC_NUMERIC=C
> >
> > [5] LC_TIME=Portuguese_Portugal.utf8
> >
> > attached base packages:
> > [1] stats graphics grDevices utils datasets methods base
> >
> > loaded via a namespace (and not attached):
> > [1] compiler_4.2.1
> >
> >
> > Rui Barradas
> >
> > ______________________________________________
> > R-devel@r-project.org mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-devel
>
> ______________________________________________
> R-devel@r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-devel
>
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