[R] searching for specific row in matrix
Esmail Bonakdarian
esmail.js at gmail.com
Wed Jun 11 15:48:41 CEST 2008
Dimitris Rizopoulos wrote:
> try this:
>
> match.pat <- function (mat, target, nomatch = -1) {
> f1 <- do.call("paste", c(as.data.frame(mat), sep = "\r"))
> f2 <- paste(target, collapse = "\r")
> ind <- f1 %in% f2
> if (any(ind)) which(ind)[1] else nomatch
> }
Thanks! More R for me to sink my teeth in :-) My own solution
doesn't seem to work quite correctly as I found out from some
further testing .. so the solutions posted here are much appreciated!
Esmail
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