[R] Appending 4 Digits On A File Name

[Henrik Bengtsson]

See ?sprintf (and/or search the web for sprintf), e.g.

filename <- sprintf("kegg.subrichcdt.%04d.txt", i)

/Henrik

On Sun, Jul 31, 2011 at 10:30 AM, Matt Curcio <matt.curcio.ri at gmail.com> wrote:
> Greetings all,
> I would like to append a 4 digit number suffix to the names of my
> files for later use.  What I am using now only produces 1 or 2 or 3 or
> 4 digits.
>
> ############
> for (i in 1:1000) {
>   temp <- (kegg [i,])
>   temp <- merge (temp, subrichcdt, by="gene")
>      file.name <- paste ("kegg.subrichcdt.", i, ".txt", sep="")
>      write.table(temp, file=file.name)
> }
> #######
> But I want:
> "kegg.subrichcdt.0001.txt"
> "kegg.subrichcdt.0002.txt", ...
>
>
> Any suggestions
> M
> --
>
>
> Matt Curcio
> M: 401-316-5358
> E: matt.curcio.ri at gmail.com
>
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