RE: [R] xtable without rownames

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From: Brian.J.GREGOR@odot.state.or.us
Date: Fri 14 May 2004 - 02:13:20 EST


Message-id: <372EFF9FE4E42E419C978E7A305DC5FE0379AD91@exsalem5.odot.state.or.us>

You can just set the rownames to an empty character string ("") and xtable
will work fine.

> -----Original Message-----
> From: Jeff D. Hamann [mailto:jeff.hamann@forestinformatics.com]
> Sent: Wednesday, May 12, 2004 5:40 PM
> To: r-help@stat.math.ethz.ch
> Subject: [R] xtable without rownames
>
>
> When I tried to read all the entries (after searching the
> FAQ) for "row
> names xtable", I get
>
>
> START-INFO-DIR-ENTRY * R FAQ: (R-FAQ). The R statistical system ...
> ... xtable* Export data to LaTeX and HTML tables. ... For
> dropping the row
> names of a matrix
> `x', it may be easier to use `rownames(x) <- NULL', similarly
> for column ...
> cvs.r-project.org/cgi-bin/viewcvs.cgi/R/FAQ?rev=1.301 - 101k
> - Supplemental
> Result - Cached - Similar pages
> I wasn't able to follow the link. I'd like to use xtable to
> generate latex
> tables for using with Sweave and can't figure out how to not
> include the row
> names. When I attempt to NULL out the row names using,
>
> but cannot follow the links. Browser tells me the page is
> unavailable. When
> I attempt to blank out the row names using,
>
> rownames(summary.table) <- NULL
>
> I get the following error
>
> > rownames(rta) <- NULL
> Error in "dimnames<-.data.frame"(`*tmp*`, value = dn) :
> invalid dimnames given for data frame
> >
>
> the resulting (incorrect) table appears as,
>
> > xtable( rta )
> % latex table generated in R 1.9.0 by xtable 1.2-2 package
> % Wed May 12 17:38:21 2004
> \begin{table}[ht]
> \begin{center}
> \begin{tabular}{rlr}
> \hline
> & site.index & acres \\
> \hline
> 1 & 80 & 20.90 \\
> 2 & 90 & 64.42 \\
> ...blah, blah, blah...
> 8 & 150 & 53.32 \\
> 9 & 170 & 0.69 \\
> \hline
> \end{tabular}
> \end{center}
> \end{table}
> >
>
> with the rownames. How do I get them out?
>
> I'm stuck. Help.
>
> Jeff.
>
> ---
> Jeff D. Hamann
> Forest Informatics, Inc.
> PO Box 1421
> Corvallis, Oregon USA 97339-1421
> 541-754-1428
> jeff.hamann@forestinformatics.com
> www.forestinformatics.com
>
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