Without much modification of your code: 
my $params = q('196','berg',NULL,NULL);
my @list_of_params = map { s/^\'(.*?)\'$/$1/m; $_} 
                     map { $_ eq 'NULL' ? 'undef' : $_ }  
                     split(/\s*\,\s*/,$params);

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In reply to Re: map not returning by Anonymous Monk
in thread map not returning by surag

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