NAME

Catmandu::Fix::marc_set - set a marc value of one (sub)field to a new value

SYNOPSIS

    # Set a field in the leader
    if marc_match('LDR/6','c')
        marc_set('LDR/6','p')
    end

    # Set all the 650-p fields to 'test'
    marc_set('650p','test')

    # Set the 100-a subfield where indicator-1 is 3
    marc_set('100[3]a','Farquhar family.')

    # Copy data from another field in a subfield
    marc_set('100a','$.my.deep.field')

DESCRIPTION

Set the value of a MARC subfield to a new value.

METHODS

marc_set( MARC_PATH , VALUE , [OPT1:VAL, OPT2: VAL])

Set a MARC subfield to a particular new value. This valeu can be a literal or reference an existing field in the record using the dollar JSON_PATH syntax.

INLINE

This Fix can be used inline in a Perl script:

    use Catmandu::Fix::marc_set as => 'marc_xmarc_setml';

    my $data = { record => [...] };

    $data = marc_set($data, '245a', 'test');

SEE ALSO

Catmandu::Fix