[R-sig-Geo] trunk columns name in a data.frame to convert in a shape-file

[Michael Sumner]

Many options here, but if you literally just want the first (up to) 8
characters:

names(mydf) <- substr(names(mydf), 1, 8)


On Fri, Sep 10, 2010 at 2:49 AM, gianni lavaredo
<gianni.lavaredo at gmail.com> wrote:
> Dear Researchers,
>
> I have a data frame with several column with the name letters more of 8
> characters. I wish to convert in a shape-file but there is a problem because
> the names of the columns are more the 8 letters limit. Is there a function
> to trunk the names is a data.frame?
>
> this is a easy example
>
> mydf <-
> data.frame(mydatainfield=c(1,2,3,4,5),mydatainlab=c(1,2,3,4,5),intensity=c(1,2,3,4,5))
>
> thanks in advance
> Gianni
>
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>
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-- 
Michael Sumner
Institute for Marine and Antarctic Studies, University of Tasmania
Hobart, Australia
e-mail: mdsumner at gmail.com