You can find the operators with: ?"|"
This will show you logical operators. You can do: ?"+" to get the others. On Mon, Jul 13, 2009 at 10:21 AM, Mark Knecht<markkne...@gmail.com> wrote: > Thanks Jim. > > How does one search the help system for info on simple logic like this? > > On Mon, Jul 13, 2009 at 6:59 AM, jim holtman<jholt...@gmail.com> wrote: >> 1) X <- subset(A, (t < 1000) | (t > 1200)) >> 2) X <- subset(A, (t > 1000) & (t < 1200)) >> >> On Mon, Jul 13, 2009 at 9:47 AM, Mark Knecht<markkne...@gmail.com> wrote: >>> How would I write the two selections each in a single subset command? >>> >>> 1) Two non-overlapping time ranges I want to collect together - before >>> 10AM and after noon. Should be an OR function: >>> >>> X = subset(A, t<1000) + subset(A, t>1200) >>> >>> 2) One range between two defined times like after 10AM and before >>> noon. Should be an AND function: >>> >>> X1 = subset(A, t>1000) >>> X = subset(X1, t<1200) >>> >>> Thanks, >>> Mark >>> >>> P.S. - The help system seems very difficult for finding this sort of >>> information! >>> >>> ______________________________________________ >>> 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. >>> >> >> >> >> -- >> Jim Holtman >> Cincinnati, OH >> +1 513 646 9390 >> >> What is the problem that you are trying to solve? >> > -- Jim Holtman Cincinnati, OH +1 513 646 9390 What is the problem that you are trying to solve? ______________________________________________ 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.
