Design Patterns used in the jQuery library

Question

jQuery is highly focused on the DOM and provides a nice abstraction around it. In doing so, it makes use of various well known design patterns which just hit me yesterday. O

Answer 1

In the eyes of functional programming, jQuery is a Monad. A Monad is a structure that passes an object to an action, returns the modified object and passes it on to the next action. Like an assembly line.

The Wikipedia article covers the definition very well.