# this handles ARRAYs and HASHes
# you may want to use Data::Dumper for debugging however
# the final code for processing the data structure will
# also be less generic than this code.
if (ref $value eq 'ARRAY') {
  print "$key => (@$value)\n";
} elsif (ref $value eq 'HASH') {
  print "$key => (%$value)\n";
} else
  print "$key => $value\n";
}