sub print_perimeter_and_area{
    my $self = shift;

    my $temp = 2 * ( $self->{_height} + $self->{_width} );
    print "$temp\n";
    $temp = $self->{_height} * $self->{_width};
    print "$temp\n";
}

##</code><code>##

sub print_perimeter_and_area{
    my $self = shift;

    my $perimeter = 2 * ( $self->{_height} + $self->{_width} );
    print "$perimeter\n";
    my $area = $self->{_height} * $self->{_width};
    print "$area\n";
}

##</code><code>##

my $i;
for $i ( 1..$some_max ){
   #do something
}

# and later
for $i ( 1..$some_other_max ){
   #do something else
}

##</code><code>##

perl -e 'split//,q{john hurl, pest caretaker}and(map{print @_[$_]}(join(q{},map{sprintf(qq{%010u},$_)}(2**2*307*4993,5*101*641*5261,7*59*79*36997,13*17*71*45131,3**2*67*89*167*181))=~/\d{2}/g));'