Please follow Petr's advice and read the Introduction to R or other R online tutorial (there are many) before posting further basic questions here. You need to make an effort to learn the basics of R before pestering this list with questions such as these.
Cheers, Bert On Tue, Nov 5, 2013 at 7:35 AM, Baro <babak...@gmail.com> wrote: > I exactly jump over this values and only have the integer values, henc I > want to read only odd rows > > > On Tue, Nov 5, 2013 at 7:31 AM, PIKAL Petr <petr.pi...@precheza.cz> wrote: > >> Hi >> >> >> >> It means that what you read is a factor. Most probably the values are >> formated in scientific notation which is not read properly as numbers. You >> shall format numbers in your Excel file so that it does not have comma but >> dot. >> >> >> >> Or you can transfer those values to numbers in R. >> >> >> >> see >> >> ?factor >> >> ?as.character >> >> ?gsub >> >> >> >> And if you are in reading some docs you can try to locate R-intro and go >> through it. It can help you greatly in beginning. >> >> >> >> Regards >> >> Petr >> >> >> >> *From:* Baro [mailto:babak...@gmail.com] >> *Sent:* Tuesday, November 05, 2013 4:02 PM >> *To:* PIKAL Petr >> *Cc:* R help >> *Subject:* Re: [R] Problem while reading Data from a data frame >> >> >> >> thank you for your answers. It works and I have such an output: >> >> >> >> [1] 491 492 494 492 493 492 494 493 493 492 491 491 493 494 492 493 494 >> 492 493 492 491 494 492 491 493 495 >> >> [27] 492 492 491 493 492 493 495 493 492 491 494 493 492 491 491 494 492 >> 493 492 492 492 492 494 492 491 493 >> >> [53] 493 493 494 493 491 495 495 492 493 494 492 490 491 494 492 495 491 >> 495 >> >> Levels: 1,09E+13 1,14E+13 1,24E+13 2,21E+12 490 491 492 493 494 495 >> 7,06E+12 7,50E+11 8,03E+12 >> >> >> >> what does levels mean? how can I have only the numbers? >> >> >> >> On Tue, Nov 5, 2013 at 6:55 AM, PIKAL Petr <petr.pi...@precheza.cz> wrote: >> >> Hi >> >> You shall probably use C or similar program for such task. >> >> As I understand you want only odd rows. If yes, this will do it for you >> >> odd<-seq(1,d,2) >> datalist<-cd[odd,] >> >> If not please explain better your real intention. >> >> Regards >> Petr >> >> >> >> > -----Original Message----- >> > From: r-help-boun...@r-project.org [mailto:r-help-bounces@r- >> > project.org] On Behalf Of Baro >> > Sent: Tuesday, November 05, 2013 3:42 PM >> > To: R help >> > Subject: [R] Problem while reading Data from a data frame >> > >> > Hi experts, >> > >> > I want to read only the half of my data frame, which I read it from >> > clip board, and save it in a list. I wrote this code but it doesnt >> > work: >> > >> > ck<-read.table("clipboard") >> > datalist<-list() >> > d<-dim(ck)[1] >> > i<-1 >> > >> > repeat >> > { >> > datalist<-c(datalist,ck[i,]) >> > i<-i+2 >> > if(i>d) >> > {break} >> > } >> > datalist >> > >> >> > [[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. >> >> >> > > [[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. -- Bert Gunter Genentech Nonclinical Biostatistics (650) 467-7374 ______________________________________________ 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.
