On Sat, Dec 04, 2010 at 06:49:45PM -0800, xSAPPYx wrote:
> On Sat, Dec 4, 2010 at 17:56, <[email protected]> wrote:
> > Joshua Gimer <[email protected]> wrote:
> >
> >> On Sat, Dec 4, 2010 at 5:26 PM, Gary Kline <[email protected]> wrote:
> >> > I have tried :1,$/s/[0-9]][0-9][0-9]/foo/g
> >> Why not just %s/[0-9]*/foo/g
> >
> > Too broad -- it will match the null string. (* means "zero or more
> > instances of" whatever preceded it.)
> >
> > Best RE I know for integers is
> >
> > [1-9][0-9]*
> >
> > (or replace the 1 with a 0 if the strings in question might have
> > leading zeros).
> > _______________________________________________
> > [email protected] mailing list
> > http://lists.freebsd.org/mailman/listinfo/freebsd-questions
> > To unsubscribe, send any mail to "[email protected]"
> >
>
> Also, the + operator means '1 or more' but needs escaped: %s/[0-9]\+/foo/g
Okay. I thought that the + must be perl-only regex... . Then,
nutshell, the most simple expression [fewest keystrokes] would
be:
%s/[1-0][0-9]*/foo/g
>
--
Gary Kline [email protected] http://www.thought.org Public Service Unix
Journey Toward the Dawn, E-Book: http://www.thought.org
The 7.97a release of Jottings: http://jottings.thought.org
_______________________________________________
[email protected] mailing list
http://lists.freebsd.org/mailman/listinfo/freebsd-questions
To unsubscribe, send any mail to "[email protected]"
