Thanks for the help .. knowing the anchor thing help me. if you not sure what ur looking for or what it call you end up with the wrong thing.
On Tue, Sep 15, 2009 at 10:21 AM, Tim Bowden <tim.bow...@mapforge.com.au> wrote: > On Tue, 2009-09-15 at 10:10 +0200, Gregory Machin wrote: >> Any numbers, but only 3 digits in the string. >> >> I'm filtering out local extention numbers from phone numbers >> >> Where in the log the extension is 104 and the phone number would be >> something like PSTN0/2-0115070545. All the stuff I have tried have >> returned would return both the extension number and 3 digits from the >> phone number eg 011 . >> >> So I only want the records that beginning and end in a number and >> have exactly 3 digits not longer. >> >> Thanks for you time. >> G >> > > Ah, so you do want to anchor at the beginning and end of the string. > Have you looked at perlrequick > (http://perldoc.perl.org/perlrequick.html) as Uri suggested? That > should show you how to anchor a regex to the start and end of a string. > Post what you're trying after looking there. > > Regards, > Tim Bowden > > BTW, please try not to top post. It breaks the flow of the thread. > >> >> On Tue, Sep 15, 2009 at 9:52 AM, Tim Bowden <tim.bow...@mapforge.com.au> >> wrote: >> > On Tue, 2009-09-15 at 09:30 +0200, Gregory Machin wrote: >> >> Hi >> >> >> >> I'm look for code example that will only select a string containing 3 >> >> digits .. The string cant be less than 3 digit , can't be more than 3 >> >> and can't contain any other characters. >> >> >> >> I have googled and found code that will find 3 consecutive digits >> >> within a string or at the beginning. >> >> >> >> Any ideas ? >> >> Thanks >> >> G >> >> >> > >> > So you want a regex that will identify a three digit string (any 3 >> > digits or 3 specified digits?) and anchor to both the start and end of >> > the string? >> > >> > Tim Bowden >> > >> > >> > -- >> > To unsubscribe, e-mail: beginners-unsubscr...@perl.org >> > For additional commands, e-mail: beginners-h...@perl.org >> > http://learn.perl.org/ >> > >> > >> > >> > > -- To unsubscribe, e-mail: beginners-unsubscr...@perl.org For additional commands, e-mail: beginners-h...@perl.org http://learn.perl.org/
