Date: 23 Jun 2001 05:39:52 +0200 From: Dag-Erling Smorgrav <des@ofug.org> To: Anton Berezin <tobez@tobez.org> Cc: Mike Meyer <mwm@mired.org>, Terry Lambert <tlambert@primenet.com>, j mckitrick <jcm@FreeBSD-uk.eu.org>, freebsd-chat@FreeBSD.ORG Subject: Re: most complex code in BSD? Message-ID: <xzp1yobdfuf.fsf@flood.ping.uio.no> In-Reply-To: <20010622234325.B53155@heechee.tobez.org> References: <xzp7ky5e4ua.fsf@flood.ping.uio.no> <200106222110.OAA28427@usr06.primenet.com> <20010622232942.A53155@heechee.tobez.org> <15155.47930.698005.428088@guru.mired.org> <20010622234325.B53155@heechee.tobez.org>
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Anton Berezin <tobez@tobez.org> writes:
> perl -pe 's,.,,sg if $_{+lc}++' <in >out
>
> Like this, you mean? ;-)
This is perfectly understandable. It copies its input less any
duplicate lines (even if they don't immediately follow the first
occurrence - uniq(1) can't do this).
DES
--
Dag-Erling Smorgrav - des@ofug.org
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