[R] Matrix subsetting with rownames

Smarsupilami muppymoppy at yahoo.fr
Thu Jun 3 02:40:52 CEST 2010

I have a large matrix containing 10000 rows and 60 columns. I would like to
subset this matrix by using a list of several hundred row names. I tried to
find how to do that, eg with %in% or subset commands, but I never succeed
and I do not find the proper method on internet. How to proceed ?
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