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Reply-To: Brian DOT Inglis AT SystematicSw DOT ab DOT ca
Subject: Re: grep does not work with [^...]
To: cygwin AT cygwin DOT com
References: <1594742711 DOT 20180504163154 AT yandex DOT ru> <000901d3e3eb$5d56ddb0$18049910$@rogers.com> <5610703131 DOT 20180504182039 AT yandex DOT ru>
From: Brian Inglis <Brian DOT Inglis AT SystematicSw DOT ab DOT ca>
Message-ID: <66cd9158-483e-79de-0b69-575c7000347b@SystematicSw.ab.ca>
Date: Fri, 4 May 2018 21:52:50 -0600
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On 2018-05-04 16:20, Dmitry Lanin wrote:
> Friday, May 4, 2018, 5:03:32 PM, Michel LaBarre wrote:
>>> On May 4, 2018 4:32 PM Dmitry Lanin wrote:
>>> Bug: grep does not work with [^...]
>>> Run the following command:
>>> echo qwe | grep -E '[^r]'
>>> Expected result:
>>> qwe
>>> Actual result:
>>> -nothing-
>> Run it in bash instead.
>> ^ is a quote character in CMD.
> Yes, I guessed it is a special character, so I tried (did not work):
> echo qwe | grep -E '[\^r]'
> I have finally figured out. Using double-quotes work:
> echo qwe | grep -E "[^r]"

Safer to double it under cmd:
	> echo ^^
	^

-- 
Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada

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