This handy little book offers programmers a complete overview of the syntax and semantics of regular expressions that are at the heart of every text-processing application. Ideal as a quick reference, emRegular Expression Pocket Referenceem covers the regular expression APIs for Perl 5.8, Ruby including some upcoming 1.9 features, Java, PHP, .NET and C, Python, vi, JavaScript, and the PCRE regular expression libraries.br br This concise and easy-to-use reference puts a very powerful tool for manipulating text and data right at your fingertips. Composed of a mixture of symbols and text, regular expressions can be an outlet for creativity, for brilliant programming, and for the elegant solution. emRegular Expression Pocket Referenceem offers an introduction to regular expressions, pattern matching, metacharacters, modes and constructs, and then provides separate sections for each of the language APIs, with complete regex listings including ul liSupported metacharacters for each languag