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  1. or download this
    $list->foreach( sub {
  my ($element,$index) = @_;
  print "$index $element\n";
});
  2. or download this
    list.each_with_index { |element,index|
   print "#{index} #{element}\n"
};
  3. or download this
    array.forEach(function(element,index) {
  document.write(index+" "+element+"\n"); // depending on the host
});