great! Thanks
----- Original Message -----
From: David Winsemius <dwinsem...@comcast.net>
To: raje...@cse.iitm.ac.in
Cc: r-help <r-help@r-project.org>
Sent: Wed, 15 Sep 2010 21:12:27 +0530 (IST)
Subject: Re: [R] characters in a string
On Sep 15, 2010, at 11:16 AM, raje...@cse.iitm.ac.in wrote:
>
> Hi,
>
> I need to check if a string "a,b,c,d" is delimited by two
> "" 's as efficiently as possible(I need to do this a lot of
> times) and return TRUE. Can someone suggest a good technique?
> txt <- "a,b,c,d"
>
> grep("^.+$", txt)
[1] 1
> [[alternative HTML version deleted]]
>
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David Winsemius, MD
West Hartford, CT
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