wait! how does this grep trickery work? where's the circuitry?
On Thu, 3 Jan 2002, Jeff 'japhy' Pinyan wrote:
> On Jan 3, Busse, Rich said:
>
> >("Abiosdsk", "Afd", "", "", "", "Aha154x", "Aha174x", "aic78xx", "",
> >"Alerter", "", "", "", "Always", ...)
> >
> >Is there a simple way to get rid of the empty strings and compress the list
> >down to:
> >
> >("Abiosdsk", "Afd", "Aha154x", "Aha174x", "aic78xx", "Alerter", "Always",
> >....)
>
> I'd use grep():
>
> @compressed = grep length, @array;
>
> That only allows elements with a non-zero length to get through.
>
>
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