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Re: grep -w and \w -pattern


From: Jori Mantysalo
Subject: Re: grep -w and \w -pattern
Date: Mon, 2 Jun 2003 17:15:22 +0300 (EEST)

On Mon, 2 Jun 2003, Stepan Kasal wrote:

>> address@hidden jori]$ echo "dogs dogs and dogs" | grep -o -w "\w\w\w"

> For now, please don't use -o in combination with -w.
> Use \< and \> instead

Workaround works. However, I would like to point that bug is not
about using -o with -w: you can also see bug when you say
 echo "dogs dogs and dogs" | grep --color=always -w "\w\w\w"

-o works in combination -w. For example to split text to words, one can
say:
 grep -w -o -E "\w+" sometext.txt
I found bug when I tried to get all three-letter words from text.

-- 
Jori Mäntysalo




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