Re: [R] problem with read.table

From: Krishna <snvk4u_at_gmail.com>
Date: Thu 25 Aug 2005 - 21:31:01 EST

Hi Mr. Pedro

I tried names(a) and it displayed the names as X, Y and Z.

rgds

snvk

On 8/25/05, Pedro J. Aphalo <pedro.aphalo@cc.jyu.fi> wrote:
> Hi,
>
> Did you try names(a) so see what are the names of the columns in the
> dataframe?
>
> Hope this helps a little.
>
> Pedro.
>
> Krishna wrote:
> > Hi All
> >
> > recently i faced an unknown problem while reading the data. Can
> > someone help me in understanding why this happened.
> >
> > I have .txt file containing X, Y, Z variables. I used the command
> >
> >
> >>a <- read.table("filename", header=TRUE)
> >
> > after reading the file i am able to view it by tryping a. but i am
> > unable to access the variables in a, by giving the command a$X.
> >
> >
> >>a$X
> >>NULL
> >
> >
> > this is the output it was showing. However the same i am able to
> > access by giving a[[1]]. i tried changing the mode by issuing command
> > a <- as.data.frame(a). But situation remains the same.
> >
> > look forward for experts suggestion on this.
> >
> > rgds
> >
> > snvk
> >
> > ______________________________________________
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>
>
> --
> ==================================================================
> Pedro J. Aphalo
> Department of Biological and Environmental Science
> University of Jyväskylä
> P.O. Box 35, 40351 JYVÄSKYLÄ, Finland
> Phone +358 14 260 2339
> Mobile +358 50 3721504
> Fax +358 14 260 2321
> mailto:pedro.aphalo@cc.jyu.fi
> http://www.jyu.fi/~aphalo/ ,,,^..^,,,
> ==================================================================
>
>



R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Thu Aug 25 21:36:16 2005

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