Utilities for dealing with forms in the DOM.
Form is a namespace for all things form-related, packed with form
manipulation and serialization goodness. While it holds methods dealing
with forms as a whole, its submodule
Form.Element deals with specific
Many of these methods are also available directly on
Utilities for dealing with form controls in the DOM.
Abstract.TimedObserversubclass that watches for changes to a form. The callback is triggered when the form changes — e.g., when any of its fields' values changes, when fields are added/removed, etc.; anything that affects the serialized form of the form (see