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On Thu, 2008-02-07 at 19:32 +0900, Tribo Laboy wrote:
> Hello,
>
> I was wondering if there was an easy way to put information about the
> measurement units used for each column of a data frame ...
>
> Thanks for any pointers,
>
> TL
You could add attributes:
dummy <- data.frame(x = rnorm(10), y = rbeta(10, 2, 5), z = rlnorm(10))
dummy
attr(dummy, "units") <- c("m s-2", "Kg", "m")
dummy
attributes(dummy)
G
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Dr. Gavin Simpson [t] +44 (0)20 7679 0522
ECRC, UCL Geography, [f] +44 (0)20 7679 0565
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