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use strict;
use warnings;
...

__END__
From Foo=ARRAY(0x816cc20): Howdy!

use strict;
use warnings;
...
__END__
From Foo=ARRAY(0x816cc20): Howdy!
Calling this method from external code is STRONGLY deprecated

{ package Foo; $foo->restricted( 'Hey wassup!' ); }
__END__
From Foo=ARRAY(0x816cc20): Howdy!
From Foo=ARRAY(0x816cc20): Hey wassup!

use strict;

...
}

1;

use strict;
use warnings;
...
__END__
From Foo=ARRAY(0x816cc20): Howdy!
DON'T YOU BE CALLIN' THIS HERE METHOD, DANG IT!!!