=head1 NAME
-etail.pl : script to show an authority in MARC format
+detail-biblio-search.pl - script to show an authority in MARC format
=head1 SYNOPSIS
+=cut
=head1 DESCRIPTION
=head1 FUNCTIONS
-=over 2
-
=cut
my @subf=$field->subfields;
# loop through each subfield
for my $i (0..$#subf) {
- $subf[$i][0] = "@" unless $subf[$i][0];
+ $subf[$i][0] = "@" unless defined $subf[$i][0];
# next if ($tagslib->{$field->tag()}->{$subf[$i][0]}->{tab} ne $tabloop);
next if ($tagslib->{$field->tag()}->{$subf[$i][0]}->{hidden});
my %subfield_data;