On Thu, Nov 20, 2003 at 01:26:23PM +0100, Pascal A. Niklaus wrote: > Is there a function to check if a particular value is contained in a > vector?
> myvec <- c('foo','bar','duh','bonk') > 'bonk' %in% myvec [1] TRUE > 'asdf' %in% myvec [1] FALSE > Also, is there a way to generate character sequences similar to numeric > sequences, e.g. something like "A":"J" ? > LETTERS[1:5] [1] "A" "B" "C" "D" "E" > letters[c(8,9,12,23)] [1] "h" "i" "l" "w" cu Philipp -- Dr. Philipp Pagel Tel. +49-89-3187-3675 Institute for Bioinformatics / MIPS Fax. +49-89-3187-3585 GSF - National Research Center for Environment and Health Ingolstaedter Landstrasse 1 85764 Neuherberg, Germany ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help