Thanks David and Arun.... It solved my problem.
Appreciate the help in understanding this.
Best Regards,
Bhupendrasinh Thakre
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On Tue, Sep 18, 2012 at 12:41 PM, arun <smartpink...@yahoo.com> wrote:
>
>
> HI,
> This may also work:
> gsub("@\\S+\\s*","",x)
> #[1] "Even in the mid-west spring is hardly for 3 weeks, while the
> scenario is different."
> #or
> gsub("@\\w+\\s*","",x)
> #[1] "Even in the mid-west spring is hardly for 3 weeks, while the
> scenario is different."
>
> A.K.
>
> ----- Original Message -----
> From: David Winsemius <dwinsem...@comcast.net>
> To: Bhupendrasinh Thakre <vickytha...@gmail.com>
> Cc: r-help@r-project.org
> Sent: Tuesday, September 18, 2012 12:58 PM
> Subject: Re: [R] Simple String Operation.
>
>
> On Sep 18, 2012, at 9:35 AM, Bhupendrasinh Thakre wrote:
>
> > Hi List,
> >
> > This is kind of very simple but I am not able to understand how it
> works...
> > I have a sentence like "Even in the mid-west spring is hardly for 3
> weeks,
> > while @south the scenario is different."
> >
> > There are some more example of the same nature and don't know the source
> > yet.
> > What i want to do is remove word after "@"..
> >
> > Solution i think of.
> >
> > 1. gsub("@$","",string) or gsub("@\\","",string)
> > 2. regex
>
> If you do not know how to use dput then just show some code that creates
> the object of interest:
>
> > x <- "Even in the mid-west spring is hardly for 3 weeks, while @south
> the scenario is different."
> > gsub("@[[:alpha:]]+\\s", "", x)
> [1] "Even in the mid-west spring is hardly for 3 weeks, while the scenario
> is different."
>
> I was puzzled that the documentation suggested this should work, but it
> only removed the first letter in the word.
>
> > gsub("@\\w", "", x)
> [1] "Even in the mid-west spring is hardly for 3 weeks, while outh the
> scenario is different."
>
> And this is how you use dput()
> > dput(x)
> "Even in the mid-west spring is hardly for 3 weeks, while @south the
> scenario is different."
>
> Notice that the output of dput on a character vector is not very
> revealing. It is sometimes useful to use this method to shorten a long
> object:
>
> dput(head(x))
>
>
> >
> > Please provide me some guidance. Since* words after @ may have different
> > length so need some flexible solution*.
> >
> > Also sorry don't know how to put it in dput().
> >
> > Best Regards,
> >
> >
> > Bhupendrasinh Thakre
> >
> > *Disclaimer :*
> >
> > The information contained in this communication is confi...{{dropped:11}}
> >
> > ______________________________________________
> > 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.
>
> David Winsemius, MD
> Alameda, CA, USA
>
> ______________________________________________
> 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.
>
>
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