Re: [R] How to generate column names for pairwise comparison

From: Dimitris Rizopoulos <Dimitris.Rizopoulos_at_med.kuleuven.be>
Date: Tue, 11 Mar 2008 09:23:06 +0100

try this:

nams <- c("a", "b", "c", "d")
combn(nams, 2, paste, collapse = " vs. ")

I hope it helps.

Best,
Dimitris



Dimitris Rizopoulos
Biostatistical Centre
School of Public Health
Catholic University of Leuven

Address: Kapucijnenvoer 35, Leuven, Belgium

Tel: +32/(0)16/336899
Fax: +32/(0)16/337015
Web: http://med.kuleuven.be/biostat/
      http://www.student.kuleuven.be/~m0390867/dimitris.htm


Quoting Ng Stanley <stanleyngkl_at_gmail.com>:

> Hi,
>
> Given names <- c("a", "b", "c", "d"). I would like to generate "a vs. b", "a
> vs. c", "a vs. d", "b vs. c", "b vs. d", "c vs. d"
>
> Thanks
>
> [[alternative HTML version deleted]]
>
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>

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