Try this:
do.call(rbind,
lapply(split(x, x$CODE_NAME),
function(cod)
data.frame(CODE_NAME unique(cod$CODE_NAME),
ZIP_CODE
paste(cod$ZIP_CODE, collapse = ","))
)
)
On Tue, Dec 23, 2008 at 3:10 PM, Ferry <fmi.mlist@gmail.com> wrote:
> Dear R-Users,
>
> Suppose I have data in the following format:
>
> CODE_NAME ZIP_CODE
> John 12345
> John 23456
> John 34567
> Jane 13242
> Jane 22123
>
> I want to transpose / convert it into:
> CODE_NAME ZIP_CODE
> John 12345,23456,34567
> Jane 13242,22123
>
> Any idea/pointer is appreciated.
>
> Thanks a bunch,
>
> Ferry
>
> [[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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