Source code:

<?php
  error_reporting ( E_ALL & ~E_NOTICE ) ;
  //
  // initialize UDDS clacs
  //
  require_once('auth.php');
  require_once('classUddsAtlasClient.php');
  $uddsAtlasClient = new classUddsAtlasClient();
  $uddsAtlasClient->login = $YOUR_LOGIN ;
  $uddsAtlasClient->password = $YOUR_PASSWORD ;
  $uddsAtlasClient->password = $YOUR_PASSWORD ;

  //
  // exaplne function call
  //
  $params = array();
  $params['shipowners'] = null;
  $uddsAtlasClient->searchParams [ 'departureDateFrom' ] = date ( 'Y-m-d' ) ;
  $uddsAtlasClient->searchParams [ 'departureDateTo' ] = date("Y-m-d", strtotime("+12 month"));
  $result = $uddsAtlasClient->getPossibleParams($params); 



  $src = htmlentities ( file_get_contents ( __FILE__ ) ) ; 
  echo "Source code:<pre style='background-color:#333333;color:dddddd;padding:10px;font-family:courier;font-size:11px;'>{$src}</pre>" ;
  echo "Result :<pre style='background-color:#003300;color:dddd33;padding:10px;font-family:courier;font-size:11px;'>" ;
  print_r ( $result ) ;
  echo "</pre>" ;

Result :

Array
(
    [shipowners] => Array
        (
            [4] => Costa Cruises
        )

)