https://api.drupal.org/api/drupal/core%21modules%21responsive_image%21src%21Plugin%21Field%21FieldFormatter%21ResponsiveImageFormatter.php/property/ResponsiveImageFormatter%3A%3AcurrentUser/8.9.x
ResponsiveImageFormatter::$currentUser | Drupal API
currentuserdrupalapi
https://api.drupal.org/api/drupal/core%21modules%21responsive_image%21src%21Plugin%21Field%21FieldFormatter%21ResponsiveImageFormatter.php/function/ResponsiveImageFormatter%3A%3AsettingsSummary/9
function ResponsiveImageFormatter::settingsSummary | Drupal API
functiondrupalapi