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  1. or download this
    package Foo;
sub new   { return bless ( { count => 1 } ) }
sub count { $_[0]->{count}++ }
1;
  2. or download this
    use Foo;
use Template;
...
Call: [% bar.count %]
Call: [% bar.count %]
Call: [% bar.count %]
  3. or download this
    I am calling methods on the object named 'bar':

Call: 1
Call: 2
Call: 3