FormView createView(

FormErrorIterator getErrors(bool $deep = false

bool isRoot() Returns whether the field is the root of the form tree.

FormConfigBuilderInterface

FormBuilderInterface create(string $name

Button|null getClickedButton()

array getChoices() Returns all selectable choices.

bool isDisabled() Returns whether this form is disabled. The content of a disabled form

bool isSynchronized() Returns whether the data in the different formats is synchronized.

bool isSubmitted() Returns whether the form is submitted.