SWEET! That's EXACTLY what I need. Thanks!
I can now just use NAToUnknown to turn the NA into blanks. Thanks a lot! Jen -----Original Message----- From: Stefan Grosse [mailto:singularit...@gmx.net] Sent: Wednesday, May 19, 2010 1:53 PM To: r-help@r-project.org; Sabatier, Jennifer F. (CDC/OID/NCHHSTP) Subject: Re: [R] Blanking out specific cells in a data frame Am 19.05.2010 19:36, schrieb Sabatier, Jennifer F. (CDC/OID/NCHHSTP): > mydf<-data.frame(matrix(rnorm(102), ncol=6) > you mean something like: mydf[2:length(mydf[,1]),6]<-NA hth Stefan ______________________________________________ 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.