Because POLYGON supports multi-part polygons you have to put each part in an array reference too. 

  my $pt1     = [ $x, $y ];
  my $part1   = [ $pt1, $pt2, ...];
  my $polygon = [ $part1, $part2, ...];

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In reply to Re^2: Geo::Shapefile::Writer help by Anonymous Monk
in thread Geo::Shapefile::Writer help by kjslover

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