class PreloadedExtension implements
mixed getData() Returns the data in the format needed for the underlying object.
bool isDisabled() Returns whether this form is disabled. The content of a disabled form
FormInterface create(string $type = 'Symfony\\Com
string getDataClass() Returns the class of the form data or null if the data is scalar or an
FormBuilderInterface remove(string $name)
static FormFactoryInterface
mixed getData() Unsupported method. Return
bool isRoot() Returns whether the field is the root of the form tree.
mixed transform(mixed $value) Transforms a value from the original representation to a transformed
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