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  1. or download this
    c:\@Work\Perl\monks>perl -wMstrict -le
    "sub Sa {
    ...
       Sa();
       }
    "
    
  2. or download this
    c:\@Work\Perl\monks>perl -wMstrict -le
    "sub Sb {
    ...
       my $arrayref = Sb();
       }
    "
    
  3. or download this
    c:\@Work\Perl\monks>perl -wMstrict -le
    "sub Sc {
    ...
     @save_references = ();
     sleep 8;
    "