Re: [R] sorting the data~

From: Philipp Pagel <p.pagel_at_wzw.tum.de>
Date: Thu, 05 Jun 2008 09:11:09 +0200

On Thu, Jun 05, 2008 at 09:05:25AM +0200, Philipp Pagel wrote:
> a bad idea. Alternatively, this should work:
>
> foo$id <- cumsum(as.logical(diff(foo$id))) + 1

I should have explicitly said that this only works after sorting, of course.

cu

        Philipp

-- 
Dr. Philipp Pagel
Lehrstuhl für Genomorientierte Bioinformatik
Technische Universität München
Wissenschaftszentrum Weihenstephan
85350 Freising, Germany
http://mips.gsf.de/staff/pagel

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Received on Thu 05 Jun 2008 - 07:39:57 GMT

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