reversed them, Should be: levels(interaction(d,e,sep="") > > of course.
-- Bert On Fri, Jun 29, 2012 at 2:46 AM, Bert Gunter <bgun...@gene.com> wrote: > ... or even simpler: > > levels(interaction(e,d,sep="")) > > ... and PLEASE read "An Introduction to R" before further posting to learn > how to program in R rather than trying to fit what you do in other > languages to R. > > Cheers, > Bert > > On Fri, Jun 29, 2012 at 12:48 AM, Rui Barradas <ruipbarra...@sapo.pt>wrote: > >> Hello, >> >> Try, in one line and no loops, surely not nested, >> >> apply(rev(expand.grid(e, d, stringsAsFactors = FALSE)), 1, paste, >> collapse="") >> >> Hope this helps, >> >> Rui Barradas >> >> Em 28-06-2012 22:03, arun.gurubaramurugeshan escreveu: >> >>> I am creating a nested for loop and following are the codes I'm using, >>> but I >>> am not acheiving what I want. >>> >>> I have a vector >>> >>> d<-151:159 >>> >>> I have another vector >>> >>> e<-e<-c("apple", "orange", "banana") >>> >>> I need to create f as >>> 151apple >>> 151orange >>> 151banana >>> . >>> . >>> 159apple >>> 159orange >>> 159banana >>> >>> Here is how I wrote nested for loop... >>> >>> for (i in 1:length(d)) >>> { for (j in 1:length(e)) >>> { >>> x[j]<-paste(d[i],e[j],sep="") >>> print(x[j]) >>> } >>> } >>> >>> The result of the above codes is.... >>> >>> for (i in 1:length(d)) >>>> >>> + { for (j in 1:length(e)) >>> + { >>> + x[j]<-paste(d[i],e[j],sep="") >>> + print(x[j]) >>> + } >>> + } >>> [1] "151apple" >>> [1] "151orange" >>> [1] "151banana" >>> >>>> >>>> >>> >>> What do I need to do this looping produce the desired result. >>> >>> Thanks >>> Arun >>> ---- >>> >>> >>> >>> >>> >>> -- >>> View this message in context: http://r.789695.n4.nabble.com/** >>> Nested-For-Loop-tp4634804.html<http://r.789695.n4.nabble.com/Nested-For-Loop-tp4634804.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<https://stat.ethz.ch/mailman/listinfo/r-help> >>> PLEASE do read the posting guide http://www.R-project.org/** >>> posting-guide.html <http://www.R-project.org/posting-guide.html> >>> and provide commented, minimal, self-contained, reproducible code. >>> >>> >> ______________________________**________________ >> R-help@r-project.org mailing list >> https://stat.ethz.ch/mailman/**listinfo/r-help<https://stat.ethz.ch/mailman/listinfo/r-help> >> PLEASE do read the posting guide http://www.R-project.org/** >> posting-guide.html <http://www.R-project.org/posting-guide.html> >> and provide commented, minimal, self-contained, reproducible code. >> > > > > -- > > Bert Gunter > Genentech Nonclinical Biostatistics > > Internal Contact Info: > Phone: 467-7374 > Website: > > http://pharmadevelopment.roche.com/index/pdb/pdb-functional-groups/pdb-biostatistics/pdb-ncb-home.htm > > > -- Bert Gunter Genentech Nonclinical Biostatistics Internal Contact Info: Phone: 467-7374 Website: http://pharmadevelopment.roche.com/index/pdb/pdb-functional-groups/pdb-biostatistics/pdb-ncb-home.htm [[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.