Stevenlevithan - stevenlevithan.com

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Regex Cookbook 2nd Edition Contest Winners 8 Sep 2012 | 09:10 pm

For the last six days, I've been running a contest on my blog to win one of 15 free copies of Regular Expressions Cookbook, 2nd Edition. Thanks to all who participated and spread the word! I've read e...

Win a Free Copy of Regex Cookbook 2nd Edition 2 Sep 2012 | 10:25 am

Update: This contest is now finished. See the list of winners. I'm excited to announce the release of Regular Expressions Cookbook 2nd Edition, which I wrote together with regex superguru Jan Goyvaer...

JavaScript Regex Lookbehind Redux 16 Apr 2012 | 02:09 pm

Five years ago I posted Mimicking Lookbehind in JavaScript on this blog, wherein I detailed several ways to emulate positive and negative lookbehind in JavaScript. My approaches back then were all fai...

Creating Grammatical Regexes Using XRegExp.build 5 Apr 2012 | 05:00 am

Recently, I've added three new addons for XRegExp v2.0 (currently in release candidate stage on GitHub): XRegExp.build — Lets you build regexes using named subpatterns. Inspired by Lea Verou's RegExp...

Ideas for Regular Expressions Cookbook Second Edition 3 Mar 2012 | 12:07 am

I'm happy to report that work is underway by Jan Goyvaerts and me on the second edition of Regular Expressions Cookbook. In the new edition, we'll be fixing all known errata, improving existing conten...

XRegExp Updates 26 Feb 2012 | 12:55 pm

A few days ago, I posted a long-overdue XRegExp bug fix release (version 1.5.1). This was mainly to address an IE issue that a number of people have written to me and blogged about. Specifically, RegE...

Regex Syntax Highlighter 5 Jul 2010 | 08:55 pm

Do you regularly post regular expressions online? Have you seen the regex syntax highlighting in RegexPal, RegexBuddy, or on my blog (example), and wanted to apply it to your own websites? Prompted b...

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