Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com Delivered-To: mailing list cygwin AT cygwin DOT com X-WebMail-UserID: pjacklam AT online DOT no Date: Tue, 20 Jan 2004 10:17:06 +0100 From: "Peter J. Acklam" To: cygwin , sds AT gnu DOT org X-EXP32-SerialNo: 50000140 Subject: RE: cygwin/regex is non-POSIX Message-ID: <400DDBC3@epostleser.online.no> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit X-IsSubscribed: yes sds AT gnu DOT org wrote. > > Finally, a common extension appears to be the use or "?" after > a repetition specification to mean non-greedy matching, e.g. > "a+?" will match only the first "a" in "aaaa". Just a small historical note: This extension first appeared in Perl some 10+ years ago. It is used after the quantifiers ?, *, +, and {m,n} to get "non-greedy" or "minimal" matching. The extension became popular and now implemented in several regex engines. Peter -- Peter J. Acklam - pjacklam AT online DOT no - http://home.online.no/~pjacklam -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/