Try this:
gsub(".*York(\\d+).*", "\\1", grep("New York", x, value = TRUE))
On Fri, Feb 26, 2010 at 3:27 PM, kayj <kjaj...@yahoo.com> wrote:
>
> Hi All,
>
> I have a character vector with naems of cities in the us. I need to extract
> the number that appear after the word "New York", for example,
>
> x<-c("P Los Angeles44AZ", "P New York722AZ", "K New York20")
>
> I want the results to be
>
> 722, 20
>
>
> cab I use the grep function, if so how?
> I appreciate your help, thanks,
>
> --
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>
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--
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O
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