29 lines
565 B
29 lines
565 B
package Parent;
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use warnings;
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use strict;
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our $VERSION = 1.23;
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sub VERSION { $VERSION }
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sub child_version { $_[0]->VERSION }
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package Child;
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use base qw(Parent);
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our $VERSION = 5.43;
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sub VERSION { $VERSION }
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sub new { bless {}, $_[0]; }
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sub parent_version { $_[0]->SUPER::VERSION }
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print "Child version is ", Child->VERSION, "\n"; # 5.43
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my $child = Child->new;
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print "Child version: ", $child->VERSION, "\n"; # 5.43
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print "Parent version: ", $child->parent_version, "\n"; # 1.23
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print "Child version: ", $child->child_version, "\n"; # 5.43 |