https://api.drupal.org/api/drupal/core%21lib%21Drupal%21Component%21Plugin%21Attribute%21AttributeBase.php/function/AttributeBase%3A%3AsetProvider/main
function AttributeBase::setProvider | Drupal API
functiondrupalapi
https://api.drupal.org/api/drupal/core%21lib%21Drupal%21Component%21Plugin%21Attribute%21AttributeBase.php/property/AttributeBase%3A%3Aprovider/11.x
AttributeBase::$provider | Drupal API
providerdrupalapi