johngg@shiraz ~ $ perl -Mstrict -Mwarnings -MData::Dumper -E '
my @arr1 = map qq{$_:}, qw{ 91 86 184 430 };
print Data::Dumper->Dumpxs( [ \ @arr1 ], [ qw{ *arr1 } ] );'
@arr1 = (
          '91:',
          '86:',
          '184:',
          '430:'
        );

##</code><code>##

0
2:-0.5795
3:0.33582025
4:55.8255
5:65.316997
...