Date: Thu, 14 Sep 2017 16:09:38 +0100 From: Arthur Chance <freebsd@qeng-ho.org> To: Ernie Luzar <luzar722@gmail.com>, "freebsd-questions@freebsd.org" <freebsd-questions@freebsd.org> Subject: Re: Is it possible to sort a key field right to left Message-ID: <575efb73-35e2-bd8c-4c9b-54c30e419686@qeng-ho.org> In-Reply-To: <59BA9B3C.5010106@gmail.com> References: <59BA9B3C.5010106@gmail.com>
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On 14/09/2017 16:07, Ernie Luzar wrote: > I have a file containing a list of host domain names known to contain > viruses. > > I want to sort the host names from right to left so they are grouped > together by like host name suffixes. > > Is this possible? Try this to see if it does what you want. <infile rev | sort | rev >outfile -- An amusing coincidence: log2(58) = 5.858 (to 0.0003% accuracy).
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