You failed to tell us any of: the actual code you used, the data you were working with, or the actual error you got. Your "pseudo-code" looks okay to me, so I suggest you read the Posting Guide and try again. (Anything other than a complete reproducible example of your problem is unlikely to elicit useful responses. Pseudo-code is definitely "other".) --------------------------------------------------------------------------- Jeff Newmiller The ..... ..... Go Live... DCN:<jdnew...@dcn.davis.ca.us> Basics: ##.#. ##.#. Live Go... Live: OO#.. Dead: OO#.. Playing Research Engineer (Solar/Batteries O.O#. #.O#. with /Software/Embedded Controllers) .OO#. .OO#. rocks...1k --------------------------------------------------------------------------- Sent from my phone. Please excuse my brevity.
Jeff <r...@jp.pair.com> wrote: > >I'm sure this is easy, but I'm new to R and can't find any example of >the following. > >Here's what I'm trying to do in pseudo-code. > >data$newvar <- ifelse(data$oldvar1 == 8, 1,data$oldvar2) > >In other words, if the existing variable equals 8, then the new >variable should equal 1, otherwise the new variable should equal the >value of another existing variable. > >I've tried to follow the examples given on the web and in the R >manuals, and each time I get errors or unexpected values. > >Thanks > >Jeff > >______________________________________________ >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.