Try this:
s <- c("12384", "TYU123123","AVC3939", "hhr1919", "TYU0029")
grep("^TYU", s)
On Tue, Jun 23, 2009 at 11:51 AM, njhuang86 <njhuan...@yahoo.com> wrote:
>
> Hi all. Suppose I have a vector of strings ie: ["12384", "TYU123123",
> "AVC3939", "hhr1919", "TYU0029"]
>
> Is there an efficient method that would allow me to return a vector of the
> position of strings that start with "TYU"? So essentially, I would like to
> get back in return [2, 5]. Anyways, any help with be greatly appreciated!
> --
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--
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O
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