That's not exactly what constant does, it does this:

use Data::Dump qw/pp/;

use constant { C1 => 10 };
sub C2 () { 20 }

say pp $::{C1};
say pp $::{C2};

__END__

\10
\20

[download]

The empty prototype allows for inlining. See Constant Functions.

In reply to Re^2: How relevant is the order of 'use's ? by Anonymous Monk
in thread How relevant is the order of 'use's ? by Krambambuli

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