出典:Wikipedia
出典:『Wikipedia』 (2011/07/12 11:27 UTC 版)
Perl 6 rules are the regular expression, pattern matching and general-purpose parsing facility of Perl 6, and are a core part of the language. Since Perl's pattern-matching constructs have exceeded the capabilities of formal regular expressions for some time, Perl 6 documentation refers to them exclusively as regexes, distancing the term from the formal definition.