bool isDisabled() Returns whether this form is disabled. The content of a disabled form is displayed, but not allowed to be modified. The validation of modified disabled forms should fail. Forms whose parents are disabled are considered disabled regardless of their own state. Return Value bool

bool isRequired() Unsupported method. Return Value bool

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

bool isEmpty() Unsupported method. Return Value bool

bool isSubmitted() Returns whether the button is submitted. Return Value bool true if the form is submitted, false otherwise

bool has(string $name) Unsupported method. Parameters string $name The name of the child Return Value bool

FormInterface initialize() Unsupported method. Return Value FormInterface The form instance Exceptions BadMethodCallException

FormInterface handleRequest(mixed $request = null) Unsupported method. Parameters mixed $request The request to handle Return Value FormInterface The form instance Exceptions BadMethodCallException

mixed getViewData() Unsupported method. Return Value mixed

mixed getNormData() Unsupported method. Return Value mixed When the field is not submitted, the default data is returned When the field is submitted, the normalized submitted data is returned if the field is valid, null otherwise.