Supported metacharacters for each language API
Regular expression classes and interfaces for Ruby, Java, .NET, and C#
Regular expression operators for Perl 5.8
Regular expression module objects and functions for Python
Pattern-matching functions for PHP and the vi editor
Unicode Support for each of the languages
With plenty of examples and other resources, Regular Expression Pocket Reference summarizes the complex rules for performing this critical text-processing function, and presents this often-confusing topic in a friendly and well-organized format. This guide makes an ideal on-the-job companion.