Re: [R] Vector-subsetting with ZERO - Is behavior changeable?

2011-10-10 Thread Johannes Graumann
Spotfire, TIBCO Software wdunlap tibco.com -Original Message- From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On Behalf Of Johannes Graumann Sent: Wednesday, October 05, 2011 4:29 AM To: r-h...@stat.math.ethz.ch Subject: [R] Vector-subsetting with ZERO

[R] Vector-subsetting with ZERO - Is behavior changeable?

2011-10-05 Thread Johannes Graumann
Dear All, I have trouble generizising some code. index - 0 sapply(list(c(1,2,3),c(1,2),c(1)),function(x){x[max(length(x)-index,0)]}) Will yield a wished for vector like so: [1] 3 2 1 But in this case (trying to select te second to last element in each vector of the list) index - 1

Re: [R] Vector-subsetting with ZERO - Is behavior changeable?

2011-10-05 Thread William Dunlap
[mailto:r-help-boun...@r-project.org] On Behalf Of Johannes Graumann Sent: Wednesday, October 05, 2011 4:29 AM To: r-h...@stat.math.ethz.ch Subject: [R] Vector-subsetting with ZERO - Is behavior changeable? Dear All, I have trouble generizising some code. index - 0 sapply(list(c(1,2,3