sub("\\s+$", '', bbb,perl=T)

does it for me.


On Wed, Jun 2, 2010 at 3:22 PM, Petr PIKAL <petr.pi...@precheza.cz> wrote:

> Hi
>
> > dput(bbb)
> c("02.06.10 12:40   ", "02.06.10 12:00   ", "02.06.10 11:00   ",
> "02.06.10 10:00   ", "02.06.10 09:00   ", "02.06.10 08:00   ",
> "02.06.10 07:00   ", "02.06.10 06:00   ", "02.06.10 05:00   ",
> "02.06.10 04:00   ", "02.06.10 03:00   ", "02.06.10 02:00   ",
> "02.06.10 01:00   ", "02.06.10 00:00   ", "01.06.10 23:00   ",
> "01.06.10 22:00   ", "01.06.10 21:00   ", "01.06.10 20:00   ",
> "01.06.10 19:00   ", "01.06.10 18:00   ", "01.06.10 17:00   ",
> "01.06.10 16:00   ", "01.06.10 15:00   ", "01.06.10 14:00   ",
> "01.06.10 13:00   ", "01.06.10 05:00   ", "31.05.10 05:00   ",
> "30.05.10 05:00   ", "29.05.10 05:00   ", "28.05.10 05:00   ",
> "27.05.10 05:00   ")
> >
>
> For simplicity I change the name and put it to single variable.
> I also reinstalled R to recent R-devel
>
> > sub('\\w+$', '', bbb[1])
> [1] "02.06.10 12:40   "
> > sub('[:space:]', '', bbb[1])
> [1] "02.06.10 1240   "
> >
>
> I also tried Matt's suggestion but it did not help.
>
> Regards
> Petr
>
> Joris Meys <jorism...@gmail.com> napsal dne 02.06.2010 14:35:19:
>
> > Could you provide us with dput(becva$V1[1])?
> > Cheers
> > Joris
>
> > On Wed, Jun 2, 2010 at 2:07 PM, Petr PIKAL <petr.pi...@precheza.cz>
> wrote:
> > Dear all
> >
> > I encountered strange problem with regexpr replacement
> >
> > I made this character object
> >
> > str <- "02.06.10 12:40     "
> >
> > > str(str)
> >  chr "02.06.10 12:40      "
> >
> > I read in an object which seems to be quite similar
> >
> > > str(as.character(becva$V1)[1])
> >  chr "02.06.10 12:40   "
> >
> > However I can not remove trailing spaces from it
> >
> > > sub(' +$', '', as.character(becva$V1[1]))
> >
> > [1] "02.06.10 12:40   "
> > > sub(' +$', '', str)
> > [1] "02.06.10 12:40"
> > >
> >
> > Do somebody have an idea what to do?
> >
> > $version.string
> > [1] "R version 2.12.0 Under development (unstable) (2010-04-25 r51820)"
> >
> > on Windows
> >
> > Regards
> > Petr
> >
> > ______________________________________________
> > 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.
> >
> >
> >
> > --
> > Joris Meys
> > Statistical Consultant
> >
> > Ghent University
> > Faculty of Bioscience Engineering
> > Department of Applied mathematics, biometrics and process control
> >
> > Coupure Links 653
> > B-9000 Gent
> >
> > tel : +32 9 264 59 87
> > joris.m...@ugent.be
> > -------------------------------
> > Disclaimer : http://helpdesk.ugent.be/e-maildisclaimer.php
>



-- 
Joris Meys
Statistical Consultant

Ghent University
Faculty of Bioscience Engineering
Department of Applied mathematics, biometrics and process control

Coupure Links 653
B-9000 Gent

tel : +32 9 264 59 87
joris.m...@ugent.be
-------------------------------
Disclaimer : http://helpdesk.ugent.be/e-maildisclaimer.php

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