Re: [R] A very simple question

From: Chuck Cleland <ccleland_at_optonline.net>
Date: Wed, 14 May 2008 11:29:35 -0400

On 5/14/2008 11:16 AM, Shubha Vishwanath Karanth wrote:
> Hi R,
>
>
>
> Suppose
>
> l=c(1,1,1,2,2,1,1,1)
>
>
>
> k[-which(k==1)]
>
> [1] 2 2
>
>
>
> k[-which(k==2)]
>
> [1] 1 1 1 1 1 1
>
>
>
> But,
>
>
>
> k[-which(k==3)]
>
> numeric(0)
>
>
>
> I do not want this numeric(0), instead the whole k itself should be my
> result... How do I do this?
>
>
>
>
>
> Thanks,
>
> Shubha

   Look at the result of which(k==3) to see why your approach does not work. You might try this instead:

k <- c(1,1,1,2,2,1,1,1)

k[!(k==1)]

[1] 2 2

k[!(k==2)]

[1] 1 1 1 1 1 1

k[!(k==3)]

[1] 1 1 1 2 2 1 1 1

> This e-mail may contain confidential and/or privileged i...{{dropped:13}}
>
> ______________________________________________
> R-help_at_r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.

-- 
Chuck Cleland, Ph.D.
NDRI, Inc. (www.ndri.org)
71 West 23rd Street, 8th floor
New York, NY 10010
tel: (212) 845-4495 (Tu, Th)
tel: (732) 512-0171 (M, W, F)
fax: (917) 438-0894

______________________________________________
R-help_at_r-project.org mailing list
https://stat.ethz.ch/mailman/listinfo/r-help
PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.
Received on Wed 14 May 2008 - 19:10:01 GMT

Archive maintained by Robert King, hosted by the discipline of statistics at the University of Newcastle, Australia.
Archive generated by hypermail 2.2.0, at Wed 14 May 2008 - 19:30:41 GMT.

Mailing list information is available at https://stat.ethz.ch/mailman/listinfo/r-help. Please read the posting guide before posting to the list.

list of date sections of archive