"Next" in quantmod
A bug. :) It is fixed on R-forge, and will be headed to CRAN soon.
install.packages("quantmod", repos="http://r-forge.r-project.org")
trying URL 'http://r-forge.r-project.org/src/contrib/quantmod_0.3-9.tar.gz' Content type 'application/x-gzip' length 100132 bytes (97 Kb) opened URL ================================================== downloaded 97 Kb * Installing *source* package 'quantmod' ... ** R ** demo ....
library(quantmod)
getSymbols("CSCO")
[1] "CSCO"
head(Next(Cl(CSCO)))
Next 2007-01-03 28.46 2007-01-04 28.47 2007-01-05 28.63 2007-01-08 28.47 2007-01-09 28.68 2007-01-10 28.69 Thanks, Jeff
On Wed, May 13, 2009 at 12:50 PM, Steve Wisdom <swisdom at gmail.com> wrote:
Not sure is this is a bug, or a feature, or just a brain-cramp on my end:
require(quantmod)
Loading required package: quantmod Loading required package: xts Loading required package: zoo Attaching package: 'zoo' ? ? ? ?The following object(s) are masked from package:base : ? ? ? ? as.Date.numeric Loading required package: Defaults quantmod: Quantitative Financial Modelling Framework Version 0.3-7, Revision 461 http://www.quantmod.com
getSymbols("CSCO")
[1] "CSCO"
head(Lag(Cl(CSCO)))
? ? ? ? ? Lag.1 2007-01-03 ? ?NA 2007-01-04 27.73 2007-01-05 28.46 2007-01-08 28.47 2007-01-09 28.63 2007-01-10 28.47
head(Next(Cl(CSCO))) ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?<--------------
Error in `[.xts`(x, -(0:k), ) : ?only zeros may be mixed with negative subscripts
R.version.string
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Jeffrey Ryan jeffrey.ryan at insightalgo.com ia: insight algorithmics www.insightalgo.com