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  1. or download this
    c:\@Work\Perl\monks>perl -wMstrict -MData::Dump -le
    "my $hostnum = [ qw(array elements will double-quote interpolate) ];
    ...
    ["array", "elements", "will", "double-quote", "interpolate"]
    
    >webmasterarray elements will double-quote interpolate<
    
  2. or download this
    c:\@Work\Perl\monks>perl -wMstrict -le
    "my $hostnum = 'not an array reference';
    ...
     print qq{>$scalar<};
    "
    Can't use string ("not an array reference") as an ARRAY ref while "str
    +ict refs" in use at ...
    
  3. or download this
    c:\@Work\Perl\monks>perl -le
    "my $hostnum = 'not an array reference';
    ...
     print qq{>$scalar<};
    "
    >webmaster<