/[webpac]/trunk/marc_sf.pm
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Contents of /trunk/marc_sf.pm

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Revision 620 - (show annotations)
Sat Jan 1 18:16:21 2005 UTC (14 years, 8 months ago) by dpavlin
File size: 418 byte(s)
use newer MARC::File::USMARC instead of MARC

1 #
2 # marc_sf($marc,'field'[,'subfield'])
3 #
4 # e.g. marc_sf($row,'700','a')
5 #
6 sub marc_sf {
7 my $marc = shift @_ || die "marc_sf: needs record";
8 my $f = shift @_ || die "marc_sf: needs field name";
9 my $s = shift @_;
10
11 my $i = shift @_ || 0;
12
13 my @out;
14 if ($s) {
15 @out = $marc->subfield($f,$s);
16 } else {
17 @out = $marc->field($f)->as_string() if ($marc->field($f));
18 }
19
20 return $out[$i] if (@out && $out[$i]);
21 }
22
23 1;
24

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