FormState::$build_info
protected property FormState::$build_info
An associative array of information stored by Form API that is necessary to build and rebuild the form from cache when the original context may no longer be available:
- callback: The actual callback to be used to retrieve the form array. Can be any callable. If none is provided $form_id is used as the name of a function to call instead.
- args: A list of arguments to pass to the form constructor.
- files: An optional array defining include files that need to be loaded for building the form. Each array entry may be the path to a file or another array containing values for the parameters 'type', 'module' and 'name' as needed by module_load_include(). The files listed here are automaticall