Perl releases are identified by a version number, a sequence of at least two numbers, separated by periods. This books describes Perl 5.14.1, released on June 16, 2011.
5.14.1 | Meaning |
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| The language revision. Perl 5 was first released on October 17,1994. |
| The version of this revision. An even number indicates an official production version, while an odd number indicates a development version. |
| The subversion. 0 (zero) is the first release, higher numbers indicate maintenance releases. |