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
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