[ale] sed head scratcher

Dennis Ruzeski denniruz at gmail.com
Tue Aug 4 15:35:52 EDT 2009


Perhaps 'cool things you can do with awk' would make a good meeting topic.
Combined with some advanced regular expression stuff and you've got some
serious time savers there.

--Dennis



On Tue, Aug 4, 2009 at 3:18 PM, Jim Kinney <jim.kinney at gmail.com> wrote:

> slick. very slick, indeed. That is an excellent solution. I did not
> know about substitutions like that using awk.
>
> On Tue, Aug 4, 2009 at 3:10 PM, Richard Bronosky<Richard at bronosky.com>
> wrote:
> > That's pretty good. However, you are possibly altering the field
> > separator (replacing spaces with tabs) and certainly loosing any
> > fields greater than 3. This version changes field 2 and only field 2.
> >
> > cat /etc/hosts | awk '{$2=tolower($2); print}'
> >
> > --
> > .!# RichardBronosky #!.
> >
> > On Tue, Aug 4, 2009 at 2:16 PM, Al Snow<jasnow at hotmail.com> wrote:
> >> cat /etc/hosts | awk '{ print $1, tolower($2), $3 }'
> > _______________________________________________
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> >
>
>
>
> --
> --
> James P. Kinney III
> Actively in pursuit of Life, Liberty and Happiness
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