
That is quite helpful David

niceplot<-function(...) {
 parms=list(...)
 for (x in parms) {
 xname <- paste(deparse(substitute(x), 500), collapse = "\n")
   cat(xname)
 }
}

> GreenEyes=c(1,2,3,4)
> niceplot(GreenEyes)
c(1, 2, 3, 4)
>

BUT what I want is:
 > GreenEyes=c(1,2,3,4)
> niceplot(GreenEyes)
"GreenEyes"
>

I will use the vector for plotting too, but I need it's name to produce a
legend automatically




On 10 March 2010 23:32, David Scott-6 [via R] <
ml-node+1588213-620034400-180445@n4.nabble.com<ml-node%2B1588213-620034400-180445@n4.nabble.com>
> wrote:

> ManInMoon wrote:
>
> > I have writtn a function where I pass a variable number of arguments.
> >
> > I They are vectors and I can manipulate them, but I need to get hold of
> the
> > name for a legend.
> >
> > niceplot<-function(...) {
> >    parms=list(...)
> >
> >   for (x in parms) {
> >     DoSomethingWith(x)
> >   }
> >
> > }
> >
> > BUT how how can I get something like namestring(...) of nameofvector(x)?
>
>
> I use the following syntax to get the name of a data object to use in a
> title, label or whatever.
>
> xname <- paste(deparse(substitute(x), 500), collapse = "\n")
>
> This is taken from hist.default so at least has some provenance as an
> appropriate method.
>
> David Scott
>
> --
> _________________________________________________________________
> David Scott Department of Statistics
>                 The University of Auckland, PB 92019
>                 Auckland 1142,    NEW ZEALAND
> Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055
> Email: [hidden email]<http://n4.nabble.com/user/SendEmail.jtp?type=node&node=1588213&i=0>,
>  Fax: +64 9 373 7018
>
> Director of Consulting, Department of Statistics
>
> ______________________________________________
> [hidden email]<http://n4.nabble.com/user/SendEmail.jtp?type=node&node=1588213&i=1>mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html<http://www.r-project.org/posting-guide.html>
> and provide commented, minimal, self-contained, reproducible code.
>
>
> ------------------------------
>  View message @
> http://n4.nabble.com/colname-of-arguments-tp1588146p1588213.html
> To unsubscribe from colname of ... arguments, click here< (link removed) ==>.
>
>
>

-- 
View this message in context: http://n4.nabble.com/colname-of-arguments-tp1588146p1588612.html
Sent from the R help mailing list archive at Nabble.com.

	[[alternative HTML version deleted]]

