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Date:      Wed, 09 Sep 2009 09:32:28 -0700
From:      Drew Tomlinson <drew@mykitchentable.net>
To:        freebsd-questions@freebsd.org
Subject:   Re: Regex Help - Greedy vs. Non-Greedy
Message-ID:  <4AA7D89C.4020706@mykitchentable.net>
In-Reply-To: <20090909162146.GB96342@torus.slightlystrange.org>
References:  <4AA7D49D.8090002@mykitchentable.net> <20090909162146.GB96342@torus.slightlystrange.org>

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Daniel Bye wrote:
> On Wed, Sep 09, 2009 at 09:15:25AM -0700, Drew Tomlinson wrote:
>   
>> I'm trying to do a search and replace in vim.  I have lines like this:
>> http://site1/dir/;
>> http://site2/dir/;LastName, FirstName;Phone;
>> http://site3/dir/;LastName, FirstName;
>> http://site4/dir/;
>>
>> I'm want to match "http:*" and stop matching at the first ";".  My basic 
>> regex is:
>>
>> /http:.\+;/
>>
>> But it's matching *all* the semi-colons.  Thus I've Googled and tried 
>> various incatations to try and make my regex "non-greedy" but I can't 
>> seem to come up with the correct combination.
>>
>> How can I write a regex that stops matching at the first semi-colon?
>>     
>
> Tested in vi, not vim:
>
>  /http:[^;]*/
>
> Dan
>   

Thanks for your reply.  I tried it in vim (or more specifically, gvim 
7.2) and your example matches all semi-colons.  However in vi, it does 
stop at the first semi-colon as you say.

Can anyone please explain the difference?

Thanks,

Drew

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