Try this:
strsplit(x, "/\\d+\\.\\d+,|/\\d+,|/\\d+")
On Fri, Feb 4, 2011 at 1:37 PM, Dick Harray <tomdhar...@gmail.com> wrote:
> Hi there,
>
> I have a problem about lapply, strsplit, and accessing list elements,
> which I don't understand or cannot solve:
>
> I have e.g. a character vector with three elements:
>
> x = c("349/077,349/074,349/100,349/117",
> "340/384.2,340/513,367/139,455/128,D13/168",
> "600/437,128/903,128/904")
>
>
> The task I want to perform, is to generate a list, comprising the
> portion in front of the "/" of each element of x:
>
> neededResult = list(c("349","349", "349", "349"),
> c("340", "340", "367", "455", "D13"),
> c("600", "128", "128") )
>
>
> I figured out that for a single element of x the following works
>
> unlist( lapply( strsplit( unlist( strsplit(x[1], "\\,") ), "/"), "[", 1) )
>
> but due to "unlist" it doesn't provide the required result if extended
> to all elements of x
>
> unlist(lapply(strsplit( unlist( lapply(x, strsplit, "\\,")), "/"), "[",))
>
>
> Someone can help me to get the needed result?
>
> Thanks and regards,
>
> Dirk
>
> ______________________________________________
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>
--
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O
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