https://api.drupal.org/api/drupal/core%21lib%21Drupal%21Core%21DependencyInjection%21ServiceProviderBase.php/class/ServiceProviderBase/11.x
class ServiceProviderBase | Drupal API
classdrupalapi
https://api.drupal.org/api/drupal/core%21lib%21Drupal%21Core%21DependencyInjection%21ServiceProviderBase.php/class/hierarchy/ServiceProviderBase/8.9.x
ServiceProviderBase | Drupal API
drupalapi