William,

THANK YOU! This nailed it. Very much appreciate the support.

R

On Mon, Dec 12, 2011 at 6:12 PM, William Dunlap <wdunlap@tibco.com> wrote:

> If you have already made numeric vectors called "a", "b", and "c"
>   a <- 1:10
>   b <- sqrt(1:200)
>   c <- log2(1:500)
> and a character vector "z" containing their names
>   z <- c("a", "b", "c")
> then make a list containing the data with them with
>   dataList <- lapply(z, get, envir=environment())
>   names(dataList) <- z
> and make your boxplots with
>   boxplot(dataList)
>
> Then forget about using the variables "a", "b", and "c"
> and use dataList[["a"]], dataList[["b"]], etc. instead.
> You may want to use a shorter name than dataList.
>
> Bill Dunlap
> Spotfire, TIBCO Software
> wdunlap tibco.com
>
> > -----Original Message-----
> > From: r-help-bounces@r-project.org [mailto:r-help-bounces@r-project.org]
> On Behalf Of Ryan Utz
> > Sent: Monday, December 12, 2011 3:15 PM
> > To: r-help@r-project.org
> > Subject: Re: [R] Boxplot of multiple vectors with different lengths
> >
> > Thanks for the help, everyone. However, no solution yet...
> >
> > My vectors names are neatly stored in a character vector of their own.
> This
> > happens based on how they were imported. So, say I have vectors a, b and
> c,
> > all with numeric-only contents. Then I have another vector, say z, that
> > looks like this:
> >
> > z<-c("a","b","c")
> >
> > Is there really no way to tell boxplot to plot the contents of a, b and c
> > while only referencing z?! Why is this so difficult?? Again, this is part
> > of an automated process, so the number of incoming data sets, etc. will
> > vary, which is why I'm seeking a solution this way.
> >
> >
> >
> > On Mon, Dec 12, 2011 at 4:09 PM, Vining, Kelly <
> Kelly.Vining@oregonstate.edu
> > > wrote:
> >
> > > Ryan,
> > > Do you necessarily have to use "list"? Have you tried the usecols=TRUE
> > > option in boxplot?
> > >
> > > Cheers,
> > > --Kelly V.
> > >
> > > -----Original Message-----
> > > From: r-help-bounces@r-project.org [mailto:
> r-help-bounces@r-project.org]
> > > On Behalf Of Ryan Utz
> > > Sent: Monday, December 12, 2011 1:24 PM
> > > To: r-help@r-project.org
> > > Subject: [R] Boxplot of multiple vectors with different lengths
> > >
> > > Hello,
> > >
> > > I'm attempting to write a code that automatically imports data from
> > > different files (with different lengths-just one variable) and makes
> tidy
> > > box plots for comparison. I can successfully import the data and
> create a
> > > list of the vectors I want to compare. But I cannot, for the life of
> me,
> > > figure out how to generate box plots using the "list" option. Suppose
> these
> > > are my data:
> > >
> > > a<-c(1,1,1,1,2,3,2,1,2,3)
> > > b<-c(2,2,2,3,4,4,4,3,3)
> > > c<-c(4,3,3,2,3,4,5,3,3,3,4,4,5,6,3,2)
> > >
> > > And this is my list of the vectors I'm interested in:
> > >
> > >  z<-list(c("a","b","c"))
> > >
> > > Well, this successfully generates the kind of boxplot I want:
> > >
> > > boxplot(a,b,c)
> > >
> > > But this does not:
> > >
> > > boxplot(z)
> > >
> > > Because I'm trying to write an automatic plot-generator as the amount
> of
> > > data I'm working with will typically vary, I need to write this to
> handle
> > > any number of data vectors.
> > >
> > > I've tried every imaginable means of tweaking the name of "z", with
> zero
> > > success. And I've scoured the help pages for about 45 minutes (just to
> > > preempt any "read the help" responses). Please help!
> > >
> > > Thanks,
> > > Ryan
> > >
> > > --
> > >
> > > Ryan Utz, Ph.D.
> > > Aquatic Ecologist/STREON Scientist
> > > National Ecological Observatory Network
> > >
> > > Home/Cell: (724) 272-7769
> > > Work: (720) 836-2488
> > >
> > >         [[alternative HTML version deleted]]
> > >
> > > ______________________________________________
> > > R-help@r-project.org mailing list
> > > https://stat.ethz.ch/mailman/listinfo/r-help
> > > PLEASE do read the posting guide
> > > http://www.R-project.org/posting-guide.html
> > > and provide commented, minimal, self-contained, reproducible code.
> > >
> >
> >
> >
> > --
> >
> > Ryan Utz, Ph.D.
> > Aquatic Ecologist/STREON Scientist
> > National Ecological Observatory Network
> >
> > Home/Cell: (724) 272-7769
> > Work: (720) 836-2488
> >
> >       [[alternative HTML version deleted]]
> >
> > ______________________________________________
> > R-help@r-project.org mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-help
> > PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> > and provide commented, minimal, self-contained, reproducible code.
>



-- 

Ryan Utz, Ph.D.
Aquatic Ecologist/STREON Scientist
National Ecological Observatory Network

Home/Cell: (724) 272-7769
Work: (720) 836-2488

	[[alternative HTML version deleted]]

