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  1. or download this
    #!/usr/bin/perl
use warnings;
...
#My First Reference called ref1.pl!!
my $array = [`DIR`];
print "@{$array}\n";
  2. or download this
    C:\perl\practice>perl -d ref1.pl

...
6:      print "@{$array}\n";

  DB<1> s
  3. or download this
    main::(ref1.pl:6):      print "@{$array}\n";
 
...
  DB<1> q

C:\perl\practice>