I can live with that. Thanks Ista!
--
Stergios Marinopoulos
----- Original Message -----
From: Ista Zahn <istaz...@gmail.com>
To: Stergios Marinopoulos <stergios_marinopou...@yahoo.com>
Cc: R. Project Help <r-help@r-project.org>
Sent: Wednesday, July 30, 2014 2:50 PM
Subject: Re: [R] xtable problems with xts objects
Hi Stergios,
I think as.data.frame(x) solves both your problems.
Best,
Ista
On Wed, Jul 30, 2014 at 5:22 PM, Stergios Marinopoulos
<stergios_marinopou...@yahoo.com> wrote:
> Hi, I'm having trouble getting xtable to print a simple xts object. When
> the frequency is 1800 I get an error. However when frequency(x) is reported
> as 1 it works. I have included example below.
>
>
>
> Another question is how can I have the time index printed in place of the row
> number?
>
> Thanks for your help,
> --
> Stergios Marinopoulos
>
> library(xts)
> library(xtable)
>
> # This does not work. The indices are 1800 seconds apart.
> x = xts(x=rep(pi, 6), order.by=as.POSIXlt( "2014-01-01 06:30:00" ) + 1800 *
> 0:5 )
>
> print(xtable(x))
> print(frequency(x)) # [1] 0.0005555556
>
> # This is the error message:
> # Error in rep(NA, start(x)[2] - 1) : invalid 'times' argument
>
>
> # It works when I make the indices only 1 second apart.
> x = xts(rep(pi, 6), as.POSIXlt( "1970-01-01 00:00:00" ) + 0:5 )
> print(xtable(x))
> print(frequency(x)) # [1] 1
>
>
> # Here is a daily data example that works.
> library(quantmod)
> AAPL = getSymbols("AAPL", auto.assign=FALSE, from="2014-01-01",
> to="2014-01-10")
> print(xtable(AAPL), include.rownames=TRUE)
> print(frequency(x)) # [1] 1
>
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