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  1. or download this
    c:\@Work\Perl\monks>perl -wMstrict -MData::Dump -le
    "my $eqn = '$profit=$sales-$cogs';
    ...
     dd \@wrds;
    "
    ["\$profit", "=", "\$sales", "-", "\$cogs"]
    
  2. or download this
    c:\@Work\Perl\monks>perl -wMstrict -MData::Dump -le
    "my $eqn = '$profit=$sales-$cogs';
    ...
     dd \@wrds;
    "
    ["\$profit", "=", "\$sales", "-", "\$cogs"]