Catmandu::Fix::Condition::marc_has_many - Test if a MARC has more than one (sub)field
# marc_has_many(MARC_PATH) if marc_has_many('245') add_field('error.$append','more than one 245!') end
Evaluate the enclosing fixes only if the MARC has more than one (sub)field.
Evaluates to true when the MARC has more than one (sub)field, false otherwise.
Catmandu::Fix::marc_has
To install Catmandu::MARC, copy and paste the appropriate command in to your terminal.
cpanm
cpanm Catmandu::MARC
CPAN shell
perl -MCPAN -e shell install Catmandu::MARC
For more information on module installation, please visit the detailed CPAN module installation guide.