Try this also:
sapply(grep("string$", vec), function(idx)paste(vec[idx + 0:1], collapse = ""))
On Fri, Dec 4, 2009 at 11:42 PM, Jill Hollenbach <jil...@sbcglobal.net> wrote:
> Hi all,
> I would like to combine elements of a vector:
>
> vec <- c("astring", "b", "cstring", "d", "e")
> > vec
> [1] "astring" "b" "cstring" "d" "e"
>
> such that for every element that contains "string" at the end, it is
> combined with the next element, so that I get this:
>
> > res
> [1] "astringb" "cstringd" "e"
>
> Any help is much appreciated, still learning.
>
> Many thanks,
> Jill
>
>
>
>
> ________________________________________________
> Jill Hollenbach, PhD, MPH
> Associate Staff Scientist
> Center for Genetics
> Children's Hospital Oakland Research Institute
> jhollenb...@chori.org
> skype: jillah11
>
>
>
>
>
>
> [[alternative HTML version deleted]]
>
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> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
--
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O
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