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Date: Thu, 13 Jan 2011 01:07:54 -0800
From: perryh@pluto.rain.com
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Cc: freebsd-questions@freebsd.org
Subject: Re: problem with shell script
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David Scheidt <dscheidt@panix.com> wrote:

> ps ax | grep [s]lapd | wc -l
>
> The [] creates a one-character class that doesn't match the regex.

Doesn't [s]lapd need to be quoted?  [] are special to (at least some)
shells.