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Answer: How do I make a destructor?

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  1. or download this
    package CowboyNeal;
    
    ...
        my $self = shift;
        print ref($self), " is going away.  It was known as ", $self->name
    +(), " back in the day.\n";
    }
    
  2. or download this
    sub DESTROY {
        my $self = shift;
        $self->{first} = undef;
        $self->{last} = undef;
    }
    

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