I see that more or less 30 seconds after posting to the ML :/

So the problem of this script is solved.

But anyway, why are column headers sent to the script, even with :hlines
and/or :colnames set approriately?

Thanks.

On Fri, Feb 17, 2017 at 2:08 PM, Eric S Fraga <e.fraga@ucl.ac.uk> wrote:

> On Friday, 17 Feb 2017 at 12:33, Roland Everaert wrote:
> > Hi,
> >
> > I am trying to filter a table using the following awk code block.
>
> I think your problem is an error in the awk script; specifically, the
> match is outputting all lines because you need to have the { on the same
> line as the match expression.  Try this:
>
> #+BEGIN_SRC awk :stdin list-example :var fstcol=1 :var seccol=3 :results
> output org
>   BEGIN {
>   print "|Host|Result"
>   print "|-"
>   }
>   $seccol ~ /[0-9]{1,3}(\.[0-9]\{1,3\}){3}/ {
>   print "|"$fstcol"|"$seccol
>   }
> #+END_SRC
>
> You may have noticed that the second line (which had an empty third
> column so should not have matched) was also being output when it
> shouldn't have.
>
> In any case, the above works for me.
>
> HTH,
> eric
>
> --
> : Eric S Fraga (0xFFFCF67D), Emacs 26.0.50.1, Org release_9.0.4-242-g2c27b8
>