This tutorial provides a quick tour of the key areas of Regular Expressions, including :
What is a Regular Expression ?
what are they, what are they used for, where do they come from ?
What do they look like ?
What is the format of a Regular Expression and some shortcuts.
Over to You
A selection of situations for you to convert to Regular Expressions.
Regular Expression Test Harness
A web front end to a Regular Expression test page.
Limitations of Regular Expressions
What are the trip and traps of using Regular Expressions and how to avoid them.
Summary, futher reading and resources.