FormBuilder::$safeCoreValueCallables

protected property FormBuilder::$safeCoreValueCallables

Defines element value callables which are safe to run even when the form state has an invalid CSRF token.

Excluded from this list on purpose:

• Drupal\file\Element\ManagedFile::valueCallback
• Drupal\Core\Datetime\Element\Datelist::valueCallback
• Drupal\Core\Datetime\Element\Datetime::value
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