public static Drupal::database() Returns the current

public static Drupal::theme() Gets the theme service

public static Drupal::config($name) Retrieves a configuration

The current system version. File core/lib/Drupal.php, line 84 Contains

Core API compatibility. File core/lib/Drupal.php, line 89 Contains

public static Drupal::keyValueExpirable($collection) Returns

public static Drupal::httpClient() Returns the default

public static Drupal::entityQuery($entity_type, $conjunction = 'AND')

public static Drupal::token() Returns the token service

public static Drupal::queue($name, $reliable = FALSE) Returns