Hi, thanks A.K try this not working #***************************************************************** # Load historical data #****************************************************************** library('quantmod') endDate =Sys.Date() startDate = as.Date(endDate-10, order="ymd")
dataspy = getSymbols("SPY", from = startDate, to=endDate, auto.assign = FALSE) myStDt<- startDate while (myStDt <= endDate){ startEndDate<-paste(startDate,myStDt,sep="::") print(dataspy) dataspy=Cl(dataspy[startEndDate]) #display the subseted data print(dataspy) myStDt=myStDt+1 } -- View this message in context: http://r.789695.n4.nabble.com/Date-format-conversion-from-2012-09-20-to-2012-09-20-tp4643710p4648327.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.