### Parameters explicitly listed
sub createIndex {
    my ($dbh, $indexName, $frontend, $backend, $scoring) = @_;

    ...
}

### Parameters passed in by hash, but no documentation
sub createIndex {
    my %args = @_;

    ...
}

##</code><code>##

public void createIndex(Connection conn, String indexName, String frontend, String backend, int scoring) {
...
}