Thanks, this what I was looking for.
________________________________
From: Henrique Dallazuanna <www...@gmail.com>
Cc: r-help@r-project.org
Sent: Friday, August 28, 2009 1:42:25 PM
Subject: Re: [R] regexp help needed.
See this example:
Str <- c("345asd", "31qwe", "234tyu", "40kjhg")
grep("^3", Str, value = TRUE)
split(Str, substr(Str, 1, 1))
On Fri, Aug 28, 2009 at 7:29 AM, Carlos Gonzalo Merino Mendez <carlosgmerin
>Hi,
>
>>I posted yesterday with a problem in a script. I still have the same problem,
>>but I think I found a better way to explain my problem.
>
>>I have a vector of character strings. Each string is unique, including
>>numbers and letters. In the real world they represent a list of codes, so
>>each position in the string has a meaning to me. I want to make a subset of
>>the vector using "wildcards". So for example, take all the strings that start
>>with 3.
>
>>Any ideas how to do that?
>
>>Thanks for any help.
>
>
>
>
>> [[alternative HTML version deleted]]
>
>>______________________________________________
>R-help@r-project.org mailing list
>https://stat.ethz.ch/mailman/listinfo/r-help
>>PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>>and provide commented, minimal, self-contained, reproducible code.
>
--
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O
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