Another solution (whether this is better/worse, prettier/uglier, etc./etc. is in the eye of the beholder):
library(TeachingDemos) x0 <- rnorm(100) x0[ 0 %<% x0 %<% 1.5 ] Hope this helps, -- Gregory (Greg) L. Snow Ph.D. Statistical Data Center Intermountain Healthcare greg.s...@imail.org 801.408.8111 > -----Original Message----- > From: r-help-boun...@r-project.org [mailto:r-help-boun...@r- > project.org] On Behalf Of Muhammad Rahiz > Sent: Thursday, April 22, 2010 9:21 AM > To: r-help@r-project.org > Subject: [R] using which to select range of values > > Hi all, > > I would like to get the array index for a range of values, say 0 < x < > 1.5. I'm wondering if there is an alternative for the following which > I've done > > x0 <- rnorm(100) > x1 <- ifelse(x0 > 0 & x0 < 1.5,"t","f") > x2 <- which(x1=="t",arr.ind=TRUE) > x0[x2] > > Thanks. > > -- > > Muhammad > > ______________________________________________ > 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.
