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From: Ralf Fassel <ralfixx@gmx.de>
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Subject: Re: Irritation about re-search-backward
Date: Fri, 25 May 2018 11:23:59 +0200
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* Marco Wahl <marcowahlsoft@gmail.com>
| BTW to get the "greedy" match backwards I use now a further element in
| the search pattern like (re-search-backward "^a*").

Note that this matches each and every line, even those not starting with 'a'.

HTH
R'