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Resources on Regular Expressions   

  • RegexBuddy's RegEx Tutorial

Avoiding problems

  • Runaway Regular Expressions: Catastrophic Backtracking

RegEx in .Net

  • RegEx in .Net

  • The Regulator
The Regulator is an advanced, free regular expressions testing and learning tool. (C#, Visual Basic)

RegEx in Java

  • General information

  • Tutorial on regular expressions as available in the java.util.regex package

  • Sun Java Docs on RegEx, particularly the page about the Pattern class has lots of useful information: JavaDoc:java.util.regex.Pattern

RegEx in JavaScript

RegEx and XML

  • Tutorial on XML and RegEx - regexAppendix
Part of XML Schema Part 0: Primer


Mastering Regular Expressions, 2nd Edition, Jeffrey E. F. Friedl, O'Reilly and Associates, 2002.
Chapter 8: Java is available from O'Reilly.

(excellent introduction and good info about specifics of J2SE 1.4 regex implementation).

RegEx Library

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