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Re: [FWP] So, you think you know Perl?
- To: abigail@foad.org
- Subject: Re: [FWP] So, you think you know Perl?
- From: Simon Cozens <fwp@simon-cozens.org>
- Date: Wed, 4 Apr 2001 15:00:20 +0100
- Cc: fwp@technofile.org
- Content-Disposition: inline
- Delivered-To: irons-bumppo:net-mpfwp@bumppo.net
- In-Reply-To: <20010329184016.30698.qmail@foad.org>; from abigail@foad.org on Thu, Mar 29, 2001 at 08:40:16PM +0200
- References: <20010329184016.30698.qmail@foad.org>
On Thu, Mar 29, 2001 at 08:40:16PM +0200, abigail@foad.org wrote:
> 1) Predict what
> echo "" | perl -ple 'print q'
> does.
By the same token, (NPI) your nifty line counter can be rewritten:
perl -ne '$; ++}{; print $'
# Spaces for decoration.
(Found when toying around with $} : perl -ne '$}++}{print $}' )
--
And tomorrow will be like today, only more so.
-- Isaiah 56:12, New Standard Version
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