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Re: [bug #25231] grep fails with searches that have \" more than once


From: Dave B
Subject: Re: [bug #25231] grep fails with searches that have \" more than once
Date: Fri, 02 Jan 2009 22:49:00 +0100
User-agent: Thunderbird 2.0.0.18 (X11/20081124)

anonymous wrote:

> Details:
> 
> When doing the following:
> 
> echo '\"\"' > somefile
> cat somefile
> grep '\"\"' somefile
> 
> Grep fails to give the expected output of 1:\"\", and instead gives nothing
> and returns with exit code 1. This seems to happen with any string with \"
> more than once in it.

If you want to look for a literal \, you have to escape it in the regular
expression.

$ echo '\"\"' > somefile
$ cat somefile
\"\"

$ grep '\\"\\"' somefile
\"\"

-- 
D.




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