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  1. or download this
    BEGIN {
        if( eval "use fakemodule; 1;") {
    ...
            print STDERR "Couldn't load fakemodule.";
        }
    }
    
  2. or download this
    first(1,2,3);
    
    sub first {
    ...
    }
    
    # Output is 123
    
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    use strict;
    use warnings;
    ...
    my @list = (1,2,3);
    pro(@list);
    &pro(@list);
    
  4. or download this
    $VAR1 = [
              [
    ...
              2,
              3
            ];