S Poetry is one place to look for hints about R programming. Some of the details are not quite right, and there are simple solutions to some of the topics, but for the most part it is good for R.
Patrick Burns [EMAIL PROTECTED] +44 (0)20 8525 0696 http://www.burns-stat.com (home of S Poetry and "A Guide for the Unwilling S User") E. Michael Foster wrote: >Hi, > >I'm moving (slowly) to R from STATA. >I often have need to move through a set of tasks across a series of years. >In this case, you can see that I'm mimicking -reshape- in STATA, but I'm >less interested in the >task than in programming R. > > library(foreign) > mydata<-read.dta("z:\example.dta") > for (y in 2000:2002) { > myvar<-paste("score",y,sep="") # x is available for each year > assign( eval(myvar), > data.frame(cbind(mydata[,c("var1", eval(myvar))],c(eval(y))))) > colnames(eval(myvar))<-c("person","score","year") > } > >I"m getting the error, " >Error in "colnames<-"(`*tmp*`, value = c("newid", "score", "year")) : >attempt to set colnames on object with less than two dimensions >Whether I set up a data frame or not doesn't matter. > >As you might guess, what I want to do at the end is rbind the little >files, and the lack of consistent column names causes the program to choke. > >Suggestions? /m > > > > ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
