[Rd] [R] string problems with "\\" (Windows)

Gabor Grothendieck ggrothendieck at gmail.com
Sun Jul 9 19:38:23 CEST 2006


Moved to r-devel.

Perhaps basename should take an optional separator argument
so that

   basename(x, "\\")

could be used to override the default behavior.

On 7/9/06, Duncan Murdoch <murdoch at stats.uwo.ca> wrote:
> basename() works.  If you're on a system that doesn't think \\ is a path
> separator, you could do something like
>
> x <- "C:\\Documents and Settings\\myName\\My
> Documents\\RProjects\\Project1\\file.name.csv"
> basename(gsub('\\\\','/',x))
>
> Duncan Murdoch
>
> Charles Annis, P.E. wrote:
> > Greetings, R-ians:
> >
> > I'm using R 2.3.1 on WindowsXP.
> >
> > I need to find the name of a file at the end of a sting that contains the
> > path + file, with the problematic "\\" as separators.
> >
> > The string looks something like this:
> >
> > "C:\\Documents and Settings\\myName\\My Documents\\R
> > Projects\\Project1\\file.name.csv"
> >
> > What I want is "file.name.csv"
> >
> > Currently I use the name of the project as the splitter in
> >
> > strsplit(string.name, split="Project1", extended = FALSE)
> >
> > This works, of course, but I won't always be using folder Project1, so I
> > need a more universal way to find the name of a file at the end of a string
> > with "\\" separators.
> >
> > Can I get there from here?  (I've looked through previous R-help listing of
> > similar problems but if it's there, I missed it.)
> >
> > Thanks.
> >
> >
> > Charles Annis, P.E.
> >
> > Charles.Annis at StatisticalEngineering.com
> > phone: 561-352-9699
> > eFax:  614-455-3265
> > http://www.StatisticalEngineering.com
> >
> >
> > ______________________________________________
> > R-help at stat.math.ethz.ch mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-help
> > PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
> >
>
> ______________________________________________
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>



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