See (perldoc perlstyle): perlstyle.

For object attribute accessor methods like this, I prefer this idiom:

sub value
{
    my $self = shift;
    return $self->{value} if not @_;
    $self->{value} = shift;
}
[download]

Thus, you can say $x = $o->value, or $o->value(5);.

--
[ e d @ h a l l e y . c c ]

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