From: Barry Margolin <barmar@alum.mit.edu>
To: help-gnu-emacs@gnu.org
Subject: Re: How to find lines not matching a certain pattern - ie grep -v
Date: Sun, 22 Feb 2015 22:23:22 -0500 [thread overview]
Message-ID: <barmar-907C4D.22232222022015@88-209-239-213.giganet.hu> (raw)
In-Reply-To: 6a41f4ac-f7e7-49f1-a593-501d82d4c733@googlegroups.com
In article <6a41f4ac-f7e7-49f1-a593-501d82d4c733@googlegroups.com>,
gnuist006@gmail.com wrote:
> Hi All,
>
> Once in a while I have to do something to lines that do not have a certain
> string or set of strings in them. I know how to find lines with a string. I
> also know how to find lines with a set of strings, ie by using the regexp
>
> string1\|string2\| ....
>
> But I dont know how to find strings that do not have the string or strings.
You could copy the buffer to another buffer, then use M-x flush-lines to
delete the matching lines. What's left are the non-matching lines.
--
Barry Margolin, barmar@alum.mit.edu
Arlington, MA
*** PLEASE post questions in newsgroups, not directly to me ***
next prev parent reply other threads:[~2015-02-23 3:23 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-22 18:11 How to find lines not matching a certain pattern - ie grep -v gnuist006
2015-02-22 20:40 ` Dan Espen
2015-02-22 22:01 ` ltolenaar
2015-02-25 1:29 ` Robert Thorpe
2015-02-22 20:55 ` Drew Adams
2015-02-23 3:23 ` Barry Margolin [this message]
2015-02-23 4:20 ` Michael Heerdegen
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