map1 : [ARRAY(0x1dc518c)]
$VAR1 = {
          'fname' => 'out1',
          'map1' => [
                     '0',
                     '2',
                     '4',
                     '6'
                   ],
          'fhandle' => bless( \*Symbol::GEN0, 'IO::File' ),
        };
.
.
.