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Groups > comp.lang.javascript > #20977
| Message-ID | <1920170.ZjtsOj87Og@PointedEars.de> (permalink) |
|---|---|
| From | Thomas 'PointedEars' Lahn <PointedEars@web.de> |
| Organization | PointedEars Software (PES) |
| Date | 2013-08-18 10:29 +0200 |
| Subject | Re: textarea multi-line regex |
| Newsgroups | comp.lang.javascript |
| References | <kunrtr$bdr$1@dont-email.me> <kunt7j$bdr$2@dont-email.me> |
Denis McMahon wrote: > On Sat, 17 Aug 2013 12:56:27 +0000, Denis McMahon wrote: >> var re = /^\s*(\S.*\S)\s*$/m; > > Meh, solved it now - in multiline . doesn't match newlines “.” *never* matches newline (e.g., never "\n" or "\r"). This is why jsx.regexp.RegExp introduces PCRE's “s” modifier: <http://PointedEars.de/scripts/test/regexp> > but \s does so: “\s” matches whitespace which *includes* the newline characters "\n" and "\r". > var re = /^\s*(\S[\S\s]*\S)\s*$/m; This is pointless for matching newline. There cannot be newline in a line except at the end (where it is _not_ considered in multiline mode). If you want to match across several lines, you do _not_ want multiline mode. Curious, but true. -- PointedEars Twitter: @PointedEars2 Please do not Cc: me. / Bitte keine Kopien per E-Mail.
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textarea multi-line regex Denis McMahon <denismfmcmahon@gmail.com> - 2013-08-17 12:56 +0000
Re: textarea multi-line regex Martin Honnen <mahotrash@yahoo.de> - 2013-08-17 15:10 +0200
Re: textarea multi-line regex "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2013-08-17 17:13 +0200
Re: textarea multi-line regex Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2013-08-18 10:57 +0200
Re: textarea multi-line regex "Joao Rodrigues (J.R.)" <groups_jr-1@yahoo.com.br> - 2013-08-19 11:04 -0300
Re: textarea multi-line regex Denis McMahon <denismfmcmahon@gmail.com> - 2013-08-17 13:18 +0000
Re: textarea multi-line regex Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2013-08-18 10:29 +0200
Re: textarea multi-line regex Dr J R Stockton <reply1300@merlyn.demon.co.uk.invalid> - 2013-08-18 19:24 +0100
Re: textarea multi-line regex "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2013-08-18 23:11 +0200
Re: textarea multi-line regex Denis McMahon <denismfmcmahon@gmail.com> - 2013-08-18 21:36 +0000
Re: textarea multi-line regex "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2013-08-19 00:50 +0200
Re: textarea multi-line regex Dr J R Stockton <reply1300@merlyn.demon.co.uk.invalid> - 2013-08-19 19:48 +0100
Re: textarea multi-line regex Stefan Weiss <krewecherl@gmail.com> - 2013-08-19 00:18 +0200
Re: textarea multi-line regex Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2013-08-18 10:22 +0200
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