$site->update($data = array()[,$lang = null])

• $data (array)
  The sitte data to be updated
• $language (string)
  Optional, language code (only in case of a multi-language site)
• return ($site)
  

Example

try {

  $site->update(array(
    'title'       => 'My Site',
    'description' => 'it is really nice',
  ));

  echo 'The site info has been updated';

} catch(Exception $e) {

  echo $e->getMessage();

}