Message-ID: <441641.64141.qm@web28107.mail.ukl.yahoo.com>
Date: 2008-07-24T09:52:14Z
From: pierre8r-list at yahoo.fr
Subject: Got a error message with a OpCl(x).
Hi,
I have this message error :
Error in attr(x, "tsp") <- c(1, NROW(x), 1) :
attempt to set an attribute on NULL
With this R code :
library(quantmod) # this also pulls in zoo
library(xts) # this also pulls in zoo
Lines <-
"2007-12-03 100.00 110.00 90.00 110.00 10.0
2007-12-04 110.00 120.00 100.00 120.00 10.0
2007-12-05 120.00 130.00 110.00 130.00 10.0
2007-12-06 130.00 140.00 120.00 140.00 10.0
2007-12-07 140.00 140.00 120.00 140.00 10.0
2007-12-08 130.00 130.00 110.00 120.00 10.0
2007-12-09 120.00 120.00 120.00 140.00 10.0
2007-12-10 110.00 130.00 120.00 140.00 10.0
2007-12-11 100.00 120.00 120.00 140.00 10.0"
x <- read.zoo(textConnection(Lines))
x <- as.xts(x)
OpCl(x)
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