Re: [R] an operator for "contains"

From: Spencer Graves <spencer.graves_at_pdf.com>
Date: Sat 18 Jun 2005 - 06:41:46 EST

          Does '?"%in%"' or '?match' meet your needs?

          spencer graves

Mike R wrote:

> k = c(1:9)
> if( length( which(k==3) ) ){ print("contained") }else{ print("not contained") }
>
> is therre a simple way to test if a vector/list contains a particular value?
>
> for example an operator, along the lines of: ==
>
> more generally, is the a documentaion page that lists/describes all
> such operators?
>
> lastly, if you didn't know the answer to my question, how would you have
> gone about searching for an answer? I tried RSiteSearch() using various
> terms, and I opened R-2.1.0/library/base/html/00Index.html and searched
> for various terms.
>
> TIA
>
> ======================
> platform i686-pc-linux-gnu
> arch i686
> os linux-gnu
> system i686, linux-gnu
> status
> major 2
> minor 1.0
> year 2005
> month 04
> day 18
> language R
>
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R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Sat Jun 18 06:58:17 2005

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