Or somewhat more readibly selected.data <- subset(data, id %in% selected.id)
Bill Venables http://www.cmis.csiro.au/bill.venables/ -----Original Message----- From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On Behalf Of Kushantha Perera Sent: Wednesday, 6 May 2009 3:15 PM To: abdul kudus; r-help@r-project.org Subject: Re: [R] subset data Try, data[data$id%in%selected.id,] Good day! Kushantha -----Original Message----- From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On Behalf Of abdul kudus Sent: Wednesday, May 06, 2009 10:12 AM To: r-help@r-project.org Subject: [R] subset data Dear all, > data <- data.frame(id=seq(1:10),x=runif(10)) > data id x 1 1 0.3604464 2 2 0.4813987 3 3 0.0160058 4 4 0.7165909 5 5 0.6092248 6 6 0.2413049 7 7 0.7981568 8 8 0.6093960 9 9 0.2887064 10 10 0.3485780 > selected.id <- sample(data$id,3,replace=F) > selected.id [1] 9 7 1 I want to select data with corresponding selected.id, namely > selected.data id x 9 9 0.2887064 7 7 0.7981568 1 1 0.3604464 How to do? Tq. Abdul Kudus Institute for Mathematical Research Universiti Putra Malaysia [[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. This e-mail may contain confidential and/or privileged i...{{dropped:10}} ______________________________________________ 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. ______________________________________________ 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.
