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Perl: the Markov chain saw

Re: Why is a hash the default "object" in oo perl?

by tinita (Parson)
on Jul 18, 2004 at 01:51 UTC ( #375309=note: print w/replies, xml ) Need Help??

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  1. or download this
    sub _attr {
      my $self = shift;
      my $name = shift;
      $self->{"_$name"} = shift;
    sub name { shift->_attr(name => @_); }
  2. or download this
    package Parent;
    use attribute sub {
      # we have an ordinary hashref for the object
      return \$self->{"_$name"};
    }, [qw(city name)];
  3. or download this
    package Child;
    use base 'Parent';
      # object is arrayref, and the attributes are stored in element 0
      return \$self->[0]->{"_$name"};
  4. or download this
    package attribute;
    use strict;
    use warnings;

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