Hadley: Dunno.
But if not, it seems to me that it should be added as an array method to ?rev with an argument specifying which indices to rev() over. Cheers, Bert On Sat, Dec 31, 2011 at 7:08 AM, Hadley Wickham <had...@rice.edu> wrote: > Hi all, > > Are there base functions that do the equivalent of this? > > fliptb <- function(x) x[nrow(x):1, ] > fliplr <- function(x) x[, nrow(x):1] > > Obviously not hard to implement (although it needs some more checks), > just wondering if it had already been implemented. > > Hadley > > -- > Assistant Professor / Dobelman Family Junior Chair > Department of Statistics / Rice University > http://had.co.nz/ > > ______________________________________________ > 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. -- Bert Gunter Genentech Nonclinical Biostatistics Internal Contact Info: Phone: 467-7374 Website: http://pharmadevelopment.roche.com/index/pdb/pdb-functional-groups/pdb-biostatistics/pdb-ncb-home.htm ______________________________________________ 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.