Dear Ozgur,
Try
sort(apply(expand.grid(a, b), 1, paste0, collapse = ""))
HTH,
Jorge.-
On Fri, Sep 14, 2012 at 8:54 AM, Özgür Asar <> wrote:
> Dear all,
>
> I want to concatenate the elements of two vectors such as
>
> a<-c("a1","a2")
> b<-c("b1","b2")
>
> and obtain
>
> "a1b1", "a1b2","a2b1","a2b2"
>
> I tried the paste and paste0 functions, but they yielded elementwise
> concatenation such as
>
> "a1b1","a2b2"
>
> I am wondering that is there an efficient way of doing my wish, for
> instance
> without using for loop etc.
>
> Best
>
> Ozgur
>
>
>
> --
> View this message in context:
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> Sent from the R help mailing list archive at Nabble.com.
>
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