6. Regular Expressions

One of Perl's original applications was text processing (see section A.1 A Brief History of Perl). So far, we have seen easy manipulation of scalar and list data is in Perl, but we have yet to explore the core of Perl's text processing construct--regular expressions. To remedy that, this chapter is devoted completely to regular expressions.

6.1 The Theory Behind It All
6.2 The Simple
6.3 Pattern Matching
6.4 Regular Expression Shortcuts