print "No changes were found.\n";
    }
}
/**
 * Converts an array of values to a comma-separated string.
 * @param array $array an array of values that can be converted to a string
 * @return string a comma-separated string of the values
 */
function ArrayToString($array)
{
    if (!isset($array)) {
        return '';
    } else {
        return implode(', ', $array);
    }
}
// Don't run the example if the file is being included.
if (__FILE__ != realpath($_SERVER['PHP_SELF'])) {
    return;
}
try {
    // Get AdWordsUser from credentials in "../auth.ini"
    // relative to the AdWordsUser.php file's directory.
    $user = new AdWordsUser();
    // Log every SOAP XML request and response.
    $user->LogAll();
    // Run the example.
    GetAccountChangesExample($user);
} catch (Exception $e) {
    printf("An error has occurred: %s\n", $e->getMessage());
}
 /**
  * Tests GetAccountChangesExample.
  */
 public function testGetAccountChangesExample()
 {
     GetAccountChangesExample($this->user);
 }