use !grepl

On Fri, Dec 4, 2009 at 2:43 PM, Peng Yu <pengyu.ut@gmail.com> wrote:

> On Fri, Dec 4, 2009 at 11:54 AM, Duncan Murdoch <murdoch@stats.uwo.ca>
> wrote:
> > On 04/12/2009 12:52 PM, Peng Yu wrote:
> >>
> >> The external grep program has an option -v to select non-matching
> >> lines. I'm wondering if how to exclude certain patterns in grep() in
> >> R?
> >>
> >
> > ?grep
>
> I don't see which argument to use.
>
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>



-- 
Jim Holtman
Cincinnati, OH
+1 513 646 9390

What is the problem that you are trying to solve?

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