https://api.drupal.org/api/drupal/core%21modules%21ckeditor5%21src%21SmartDefaultSettings.php/9
SmartDefaultSettings.php | Drupal API
phpdrupalapi
https://api.drupal.org/api/drupal/core%21modules%21ckeditor5%21src%21SmartDefaultSettings.php/function/SmartDefaultSettings%3A%3AcomputeSmartDefaultSettings/11.x
function SmartDefaultSettings::computeSmartDefaultSettings | Drupal API
functiondrupalapi