This is plot.xts that generates the error. Argument col seems to be
unsuppotred. Please ask the package maintainer or send patches to
improve the xts package.
Uwe Ligges
On 10.11.2011 04:38, eric wrote:
Recently updated my packages (update.packages() and also updated rstudio to
the latest version. Had some problems but I thought I was able to get around
them by moving my folders. However, now I'm seeing a bit of a snag with some
code that previously ran fine. Hoping someone can suggest a fix. Here's the
screen output:
require(quantmod)
Loading required package: quantmod
Loading required package: Defaults
Loading required package: xts
Loading required package: zoo
Attaching package: ‘zoo’
The following object(s) are masked from ‘package:base’:
as.Date, as.Date.numeric
Loading required package: TTR
require(rdatamarket)
Loading required package: rdatamarket
g
<-dmlist("http://datamarket.com/data/set/1jz5/st-louis-financial-stress-index#display=line&ds=1jz5";)
g$Date<-as.Date(g[,1], "%Y-%m-%d")
h<-as.xts(g, order.by=g[,1])
j<-h[,2]
s<-getSymbols('^GSPC', from="1990-01-01", to=Sys.Date())
s<-to.weekly(GSPC)
s<-s[,6]
x<-na.omit(merge(s,j)) ; names(x)<-c("sp","stress")
print(head(x))
sp stress
1993-12-31 466.45 -0.453
1994-01-07 469.90 -0.442
1994-01-14 474.91 -0.435
1994-01-21 474.72 -0.449
1994-01-28 478.70 -0.462
1994-02-04 469.81 -0.513
par(mfrow=c(2,1))
plot(x[,1]/400, ylim=c(-1,5), col="blue")
Error in axis(1, at = xycoords$x, labels = FALSE, col = "#BBBBBB", ...) :
formal argument "col" matched by multiple actual arguments
lines(x[,2], col="red")
ccf(drop(x[,1]), drop(x[,2]))
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