[R-SIG-Finance] can I 'attach' a zoo object?

[Gabor Grothendieck]

Try this:

   attach(as.list(zoo1))

Also this works:

   with(zoo1, sum(vara + varb))



On Tue, May 25, 2010 at 9:11 AM, Matthieu Stigler
<matthieu.stigler at gmail.com> wrote:
> Hi
>
> When importing a big data frame, I like to "attach" its variables so they
> are direclty available. I don't see how to do this with zoo... Does anyone
> has an idea how I could do that?
>
> Take a zoo object:
>
> library(zoo)
>
> zooframe<-matrix(runif(3*26), nrow=3, dimnames=list(letters[1:3],
> paste("var", letters, sep="")))
>
> zoo1 <-zoo(zooframe, order.by=as.Date("2003-02-01") + c(1,
> 3, 7))
>
>
> Can I 'attach' it, so its variables become accessible to user workspace?
>
> attach(zoo1)
>
> #does not work...
>
> Thanks!
>
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