Date: Wed, 18 May 2011 16:06:06 -0600 (MDT) From: Warren Block <wblock@wonkity.com> To: Devin Teske <dteske@vicor.com> Cc: 'Gary Kline' <kline@thought.org>, 'FreeBSD Mailing List' <freebsd-questions@freebsd.org> Subject: RE: kwik way? Message-ID: <alpine.BSF.2.00.1105181554100.59903@wonkity.com> In-Reply-To: <000d01cc158a$639dfc30$2ad9f490$@vicor.com> References: <20110518174141.GA62977@thought.org> <000801cc1588$1cf81e20$56e85a60$@vicor.com> <000d01cc158a$639dfc30$2ad9f490$@vicor.com>
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On Wed, 18 May 2011, Devin Teske wrote: > In case you were thinking of either awk or perl, I'd recommend against those > given the following results: > ... > > $ time sh -c "perl -pe 'tr/\t/ /' < foo > bar" > real 0m0.565s > user 0m0.277s > sys 0m0.137s > $ md5 bar > MD5 (bar) = f0187bcbc37cd6d84c6f5cadc6443843 While Perl is a quarter of a second slower than best-case sed, it does offer the ability to directly understand \t (and \n, and lots of other escapes).
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