Are you really sure you have 'obs'? What does 'str(obs)' show? What about 'ls()'?
On Fri, Oct 2, 2009 at 8:19 PM, Hyo Lee <totem...@gmail.com> wrote: > Hi guys, > I need your help. > I'm trying to sort the data by the variable "obs". > This is how I tried to sort the data below. > > The problem is, I have a variable name "obs"; this is.. a counter variable. > something like _n_ in SAS. > I do not know why it is not working. > I even tried a similar example in UCLA webpage: > http://www.ats.ucla.edu/stat/R/faq/sort.htm :it also does not seem to work. > "*sort1.hsb2 <- hsb2[order(read) , ]"* > Do you have any idea how to deal with this problem?? Thank you so much. > -Hyo > >> colnames(ttx1) > [1] "longitude 1" "longitude 2" "longitude 3" "longitude 4" "longitude > 5" > [6] "longitude 6" "longitude 7" "longitude 8" "longitude 9" "longitude > 10" > [11] "longitude 11" "longitude 12" "longitude 13" "longitude 14" "longitude > 15" > [16] "longitude 16" "longitude 17" "longitude 18" "longitude 19" "longitude > 20" > [21] "longitude 21" "longitude 22" "longitude 23" "longitude 24" "longitude > 25" > [26] "longitude 26" "longitude 27" "longitude 28" "longitude 29" "longitude > 30" > [31] "longitude 31" "longitude 32" "longitude 33" "longitude 34" "longitude > 35" > [36] "longitude 36" "longitude 37" "longitude 38" "longitude 39" "longitude > 40" > [41] "longitude 41" "longitude 42" "longitude 43" "longitude 44" "longitude > 45" > [46] "longitude 46" "longitude 47" "longitude 48" "longitude 49" "longitude > 50" > [51] "longitude 51" "longitude 52" "longitude 53" "longitude 54" "longitude > 55" > [56] "longitude 56" "longitude 57" "longitude 58" "longitude 59" "longitude > 60" > [61] "longitude 61" "longitude 62" "longitude 63" "longitude 64" "longitude > 65" > [66] "longitude 66" "longitude 67" "longitude 68" "longitude 69" "longitude > 70" > [71] "longitude 71" "longitude 72" "obs" >> >> sortedx1=ttx1[order(-obs),] > Error in order(-obs) : object 'obs' not found > > [[alternative HTML version deleted]] > > ______________________________________________ > 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. > -- Jim Holtman Cincinnati, OH +1 513 646 9390 What is the problem that you are trying to solve? ______________________________________________ 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.
