look at R FAQ 7.10 http://cran.r-project.org/doc/FAQ/R-FAQ.html#How-do-I-convert-factors-to-numeric_003f
I hope it helps. Best, Dimitris ---- Dimitris Rizopoulos Ph.D. Student Biostatistical Centre School of Public Health Catholic University of Leuven Address: Kapucijnenvoer 35, Leuven, Belgium Tel: +32/(0)16/336899 Fax: +32/(0)16/337015 Web: http://med.kuleuven.be/biostat/ http://www.student.kuleuven.be/~m0390867/dimitris.htm ----- Original Message ----- From: "elyakhlifi mustapha" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Thursday, April 19, 2007 3:29 PM Subject: [R] hello > ok how can I do to cancel le function factor for the moment ican't > do this and I'm stuck with my problem for exemple > > Id_Rep Id_Geno Val_O Id_TrT1 > 1 1 64238 145 2 > 2 1 64238 1 1 > 3 1 64238 2 1 > 4 1 64238 1 1 > 5 1 64238 1 1 > 6 1 64238 2 1 > 7 1 64238 1 1 > 8 2 64238 1 1 > 9 2 64238 2 1 > 10 2 64238 1 1 > 11 2 64238 1 1 > 12 2 64238 1 1 > 13 2 64238 1 1 > 14 1 64239 144 2 > 15 1 64239 1 1 > > but when I write like below I have still levels and I'd like to > disappear levels > > > don[1:15,]$Val_O > [1] 145 1 2 1 1 2 1 1 2 1 1 1 1 144 1 > 127 Levels: 1 10 10.1 10.2 10.3 10.4 10.5 10.6 10.7 10.8 10.9 11 > 11.1 11.2 11.3 11.4 11.5 11.6 11.7 11.8 11.9 12 12.1 12.2 12.3 12.4 > 12.5 12.6 12.7 ... 9.9 > > > > --------------------------------- > > [[alternative HTML version deleted]] > > ______________________________________________ > [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 > and provide commented, minimal, self-contained, reproducible code. > Disclaimer: http://www.kuleuven.be/cwis/email_disclaimer.htm ______________________________________________ [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 and provide commented, minimal, self-contained, reproducible code.
