[Cialug] grep question
Andrew Denner
linux-list at upeke.com
Fri Apr 17 16:37:36 UTC 2020
Or if you want to totally abuse pipes (and have worse performance) you
could do something like:
grep "search term" *| awk '{split($0,a,":"); print a[1]}'|sort -u
On Fri, Apr 17, 2020 at 1:10 AM Tim Wilson <tim_linux at wilson-home.com>
wrote:
> Bonus “Pro Tip”: if you only want the text and don’t care about the file
> names, use -h.
>
> On Fri, Apr 17, 2020 at 12:42 AM kristau <kristau at gmail.com> wrote:
>
> > I use this all the time. It works exactly as Tim described. Very useful
> Pro
> > Tip!
> >
> > On Thu, Apr 16, 2020 at 8:27 PM <chris at bynw.com> wrote:
> >
> > > ah. awesome. thanks Tim. I'll give it a shot.
> > >
> > > On 2020-04-16 20:11, Tim Wilson wrote:
> > > > It stops scanning that file if it finds a match. It will continue
> > > > scanning
> > > > each file Individually.
> > > >
> > > > On Thu, Apr 16, 2020 at 7:56 PM <chris at bynw.com> wrote:
> > > >
> > > >> I was wondering about that. But the man page detail reads:
> > > >>
> > > >> -l, --files-with-matches
> > > >> Suppress normal output; instead print the name of
> each
> > > >> input file from which output would normally have
> > > >> been printed. The scanning will stop on the first
> > > >> match.
> > > >>
> > > >> which makes me think the scanning will stop while I'm scanning
> > > >> multiple
> > > >> files and want them all scanned for the matching text.
> > > >>
> > > >>
> > > >>
> > > >>
> > > >> On 2020-04-16 19:49, Tim Wilson wrote:
> > > >> > I think what you’re looking for is -l (lowercase L). Or if you
> > prefer
> > > >> > the
> > > >> > long option, --files-with-matches
> > > >> >
> > > >> > On Thu, Apr 16, 2020 at 7:33 PM <chris at bynw.com> wrote:
> > > >> >
> > > >> >> I have a question about using Grep. I have fgrep searching for a
> > long
> > > >> >> string in several files. It's great it finds them so there is
> > nothing
> > > >> >> wrong there. Just when I get the results it gives me the file
> name
> > > and
> > > >> >> the long string. How do I just get the file name as the output?
> > > >> >>
> > > >> >> Thanks!
> > > >> >>
> > > >> >> chris
> > > >> >> _______________________________________________
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> > > >> >>
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> > >
> >
> >
> > --
> > Tired programmer
> > Coding late into the night
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> --
> Tim
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