Learn more about Regular Expressions from our Languages directory

A 'Print This Page' Script Using the MS-XMLHTTP object and Regular Expressions - This article

Common Applications of Regular Expressions - This article by Richard Lowe demonstrates four powerful and practical applications of regular expressions.

DevShed - So What's A $ - !%% Regular Expression

dk.brics.automaton - Finite-state automata and regular expressions for Java. The package contains a DFA/NFA implementation with Unicode alphabet and support for all standard regular expression operations

Extreg - A script that allows to perform search-and-replace operations with extended regular expressions from unix shells.

Geek Talk: The Regular Expression Rundown - What is a "regular expression"? Crispin Roven has the answer. Newbie-oriented. [Wired News]

gnu.regexp - Pure Java implementation of a traditional (non-POSIX) NFA regular expression engine. Its syntax can emulate many popular development tools

JRX - A simple JavaScript real-time regular expression evaluator

KRegExpEditor - Manual - A Manual describing the KDE Application for editing regular expressions.

Larger Regular Expressions - The purpose of this article is to show a few real-life examples of regular expressions at work.

Matchmaking with regular expressions - Shows how to use the power of regular expressions to ease text parsing and processing.

Power REGex TESTER - An online tool for creating and testing regular expressions.

Regex Suite - Brings the power of regular expression searching and replacing to Frontier 5. [GPL]

RegEx Tester - Online regular expression tester for preg (Perl) and ereg (POSIX) formats.

RegexBuddy - Tool for creating

regexp.org - A forum for coders to share regexes and regex info.

RegExplorer - A visual regular expression explorer

RegExpr for VB & VBA - Regular expression library for Visual Basic and Visual Basic for Applications.

Regular Expression Builder - An open source tool written in C

Regular Expression Tester - Online script to test regular expressions. Shows matching patterns in red. PHP source code available for download

Regular Expression Tester - Uses browser's JavaScript to show matches and subgroups

Regular Expression Usage in C - The source code shows how to use Regular Expressions in C

Regular Expressions - Describes Regular Expressions and compares them to Finite Automatas.

Regular Expressions explained - An article by Jan Borsodi that gives an introduction to the world of regular expressions. It explains what regular expressions are and introduces the syntax. Also provides examples with varying complexity and a list of tools which use regular expressions.

Regular expressions in Haskell - Native Haskell implementation of polymorphic regular expressions. The regexps contains most of the features found in Perl.

Regular Expressions Quickstart - An article about regular expressions in ASP pages.

Simplifed use of Regular Expressions from within your Scripts - A small library to make working with Regular Expressions a little bit easier. Free source code and tutorials for Windows developers.

So What's A $ - !%% Regular Expression

Stripping HTML Tags using Regular Expressions - This article

TCL Regular Expressions - An Introduction to Regular Expressions in the scripting language TCL.

The Regex Coach - Graphical application for Linux and Windows which can be used to experiment with (Perl-compatible) regular expressions interactively.

TRegExpr - A Delphi port of Henry Spencer V8-routins for working with a subset of Perl Regular Expressions. Full source code in object pascal included. No DLL needed. [Freeware]

Utilizing Regular Expression SubMatches - This article by Scott Mitchell examines some advanced features with regular expressions.

Utilizing Regular Expressions - This article is a follow-up to an earlier 4Guys article "An Introduction to Regular Expression with VBScript". Regular Expression allows for complex pattern matching and replacing.

Validating Form Input using Regular Expressions - Writing form validation code is often the most thankless part of your job. The logic can get quite complex

VBScript Regular Expressions - Describes the improved text handling functions of version 5 of VBScript through its support for Regular Expressions.

Visual RegExp - A graphical explorer for your regular expressions. Requires Tcl/Tk 8.x.

windows.oreilly.com -- C - Regular Expressions