Dear Frederico,

Try

d[, rowSums(d) != 0]

where "d" is your data.frame().

HTH,
Jorge.-

On Thu, Dec 22, 2011 at 4:54 PM, Frederico Mestre <> wrote:

> Hello all:
>
>
>
> I'm sure this is quite simple, but I tried several options and I still
> can't
> get I right.
>
>
>
> I've got a data.frame and I want to delete all columns of which the sum is
> zero.
>
>
>
> Any ideas? Thanks,
>
>
>
> Frederico Mestre
>
>
>
>
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>
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>

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