On 5/12/2009 8:29 AM, amor Gandhi wrote: > Hi, > > I have the following data and I would like to delete douple names, it is > almost similar to SAS PROC SORT nodupkey! Is there any function in R does > this? > > x1 <- rnorm(11,5,1) > x2 <- runif(11,0,1) > nam <-paste("A", c(1:4,4,5:9,9), sep=".") > mydata <- data.frame(x1,x2) > crownames(mydata) <- nam > > Many thanks in advance, > Amor
x1 <- rnorm(11,5,1) x2 <- runif(11,0,1) nam <-paste("A", c(1:4,4,5:9,9), sep=".") mydata <- data.frame(nam,x1,x2) mydata[!duplicated(mydata$nam),] nam x1 x2 1 A.1 5.418824 0.04867219 2 A.2 5.658403 0.18398337 3 A.3 4.458279 0.50975887 4 A.4 5.465920 0.16425144 6 A.5 3.769153 0.80380230 7 A.6 6.827979 0.13745441 8 A.7 5.353053 0.91418900 9 A.8 5.409866 0.41879708 10 A.9 5.041249 0.38226152 ?duplicated > [[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. -- Chuck Cleland, Ph.D. NDRI, Inc. (www.ndri.org) 71 West 23rd Street, 8th floor New York, NY 10010 tel: (212) 845-4495 (Tu, Th) tel: (732) 512-0171 (M, W, F) fax: (917) 438-0894 ______________________________________________ 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.