[R] string vector indices
Philipp Pagel
philipp.pagel.lists at t-online.de
Sun Apr 16 11:48:29 CEST 2006
On Sun, Apr 16, 2006 at 12:26:29AM -0400, Luke wrote:
>
> x <- "a", "aab"
> y <- "a", "aa", "aab", "aabc".
>
> Is there any R function to get the indices of y for the elements of x, that
> is, foo(x, y) will give me the index vector c(1, 3)?
match(x, y)
cu
Philipp
--
Dr. Philipp Pagel Tel. +49-8161-71 2131
Dept. of Genome Oriented Bioinformatics Fax. +49-8161-71 2186
Technical University of Munich
Science Center Weihenstephan
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and
Institute for Bioinformatics / MIPS Tel. +49-89-3187 3675
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http://mips.gsf.de/staff/pagel
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