Get duplicate fields in duplicate groups

fields.php

<?php
  /** in this example my field is dd_field and i can get the index of the groups using a field name   
   *  (http://wiki.magicfields.org/doku.php?id=front-end_functions#getgrouporder)  
   */
  $grupos = getGroupOrder('dd_field');
  /** now, using the index of the groups  i can get all the duplicate fields into a group**/
  foreach($grupos as $grupo) { 
   /** get_field_duplicate return a array with all values of a field **/
   /**http://wiki.magicfields.org/doku.php?id=front-end_functions#get_field_duplicate**/
    $fields = get_field_duplicate('dd_field',$grupo); 
    print_r($fields);
}
?>