Date: Thu, 22 Dec 2005 12:32:50 -0600 From: Dan Nelson <dnelson@allantgroup.com> To: Mikhail Teterin <mi+mx@aldan.algebra.com> Cc: freebsd-questions@freebsd.org Subject: Re: what's an equivalent for the following Perl one-liner? Message-ID: <20051222183250.GB39217@dan.emsphone.com> In-Reply-To: <200512211704.49530.mi%2Bmx@aldan.algebra.com> References: <200512211704.49530.mi%2Bmx@aldan.algebra.com>
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In the last episode (Dec 21), Mikhail Teterin said: > I'd like a sed string, that will remove both the carriage returns and > the blanks at eol in one go. Perl appears to recognize the \r > character and DTRT: > > perl -p -e 's,[ \r]+$,,' < in > out > > What's the sed's equivalent? Thanks! sed -E 's,[ ^M]*$,,' < in > out Note the ^M is a single control-character (entered via Ctrl-V Ctrl-M at a shell prompt for example). sed does not parse backslash-escapes except for \n which represents a newline. -- Dan Nelson dnelson@allantgroup.com
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