http://qs321.pair.com?node_id=11128276


in reply to Re^2: Writing issue in excel after comparing arrays.
in thread Writing issue in excel after comparing arrays.

Note that the smartmatch operator is experimental and its behaviour might change in future versions of Perl.

map{substr$_->[0],$_->[1]||0,1}[\*||{},3],[[]],[ref qr-1,-,-1],[{}],[sub{}^*ARGV,3]