?subset Is this what you want?
subset(dataset, gender="M" | age < 50) --- On Tue, 7/22/08, rlearner309 <[EMAIL PROTECTED]> wrote: > From: rlearner309 <[EMAIL PROTECTED]> > Subject: [R] How to filter a data frame? > To: firstname.lastname@example.org > Received: Tuesday, July 22, 2008, 9:47 AM > I have a question about how to filter the data frame: > Suppose my data frame has variables like gender, age,... > How to get a subset > of the data frame, with only female (or male) and/or age > > 50...? What is > the typical syntax? I tried several condition expressions, > but none of them > worked... > > Thanks a lot! > -- > View this message in context: > http://www.nabble.com/How-to-filter-a-data-frame--tp18587502p18587502.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > Remail@example.com 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. __________________________________________________________________ [[elided Yahoo spam]] ______________________________________________ Rfirstname.lastname@example.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.