Try this:
x[x==""] <- NA
On 01/02/2008, My Coyne <[EMAIL PROTECTED]> wrote:
> I would like to replace all null ("") in a column of a matrix to NA, how
> would I do that without a do loop?
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> Thanks
>
> --mc
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--
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O
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