[R] paste: multiple collapse arguments?

[jim holtman]

Try this:

> x <- c(1,2,3,4,5,6)
> paste(paste(x[seq(1, by=2, length=length(x)/2)], x[seq(2, by=2, length=length(x)/2)]), collapse="\n")
[1] "1 2\n3 4\n5 6"
>

On Mon, Aug 25, 2008 at 7:36 PM, remko duursma <remkoduursma at hotmail.com> wrote:
>
> Dear R-helpers,
>
> I have a numeric vector, like:
>
> x <- c(1,2,3,4,5,6)
>
> I make this into a string for output to a text file, separated by \n:
>
> paste(x, collapse="\n")
>
> Is there a way to alternate the collapse argument? So between the first two elements of x, I want to separate by " ", then by "\n", and so forth.
> The result should then look like:
> "1 2\n3 4\n5 6"
>
> (This way I get 2 elements of x on each line using writeLines, instead of one or all).
> I could do this in some ugly loop, but surely there is a better way?
>
> thanks,
> Remko
>
>
>
>
>
>
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-- 
Jim Holtman
Cincinnati, OH
+1 513 646 9390

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