From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Charles C. Berry" <ccberry@ucsd.edu>
Subject: Re: How to get a column correctly formatted in Babel + R (w/ or w/o
 name)?
Date: Thu, 19 Feb 2015 10:40:32 -0800
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To: Sebastien Vauban <public-sva-news-D0wtAvR13HarG/iDocfnWg@plane.gmane.org>
Cc: Org-Mode mailing list <emacs-orgmode@gnu.org>

On Thu, 19 Feb 2015, Sebastien Vauban wrote:

> #+PROPERTY:  session *R*
>
> * Source
>
> #+name: table
> | ID      | User1 | User2 |
> |---------+-------+-------|
> | 26/0163 | lrp   | nil   |
> | 37/0001 | nil   | nil   |
> | 37/0003 | nil   | nil   |
>

[snip]
>
> * First column (with name)
>
> When I try to get the first column printed along with its name ("ID"), I have
> troubles doing so...
>
> #+begin_src R :var df=table :colnames yes
> df[, 1]
> #+end_src
>

Try this:

,----
| #+begin_src R :var df=table :colnames yes
| df[, 1,drop=FALSE]
| #+end_src
|
| #+RESULTS:
| | ID      |
| |---------|
| | 26/0163 |
| | 37/0001 |
| | 37/0003 |
`----

Look at

#+BEGIN_SRC R :results output
   example(`[.data.frame`)
#+END_SRC

for some help on this.


HTH,

Chuck