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CentOS 7.0 - man page for cpan::version (centos section 3pm)

CPAN::Version(3pm)					 Perl Programmers Reference Guide					CPAN::Version(3pm)

CPAN::Version - utility functions to compare CPAN versions
use CPAN::Version; CPAN::Version->vgt("1.1","1.1.1"); # 1 bc. 1.1 > 1.001001 CPAN::Version->vlt("1.1","1.1"); # 0 bc. 1.1 not < 1.1 CPAN::Version->vcmp("1.1","1.1.1"); # 1 bc. first is larger CPAN::Version->vcmp("1.1.1","1.1"); # -1 bc. first is smaller CPAN::Version->readable(v1.2.3); # "v1.2.3" CPAN::Version->vstring("v1.2.3"); # v1.2.3 CPAN::Version->float2vv(1.002003); # "v1.2.3"
This module mediates between some version that perl sees in a package and the version that is published by the CPAN indexer. It's only written as a helper module for both and As it stands it predates but has the same goal: make version strings visible and comparable.
This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself. perl v5.16.3 2013-03-04 CPAN::Version(3pm)