.data()

Store arbitrary data associated with the matched elements or return the value at the named data store for the first element in the set of matched elements.

.each()

Iterate over a jQuery object, executing a function for each matched element.

.get()

Retrieve the DOM elements matched by the jQuery object.

.index()

Search for a given element from among the matched elements.

jQuery.noConflict()

Relinquish jQuery’s control of the $ variable.

jQuery.param()

Create a serialized representation of an array, a plain object, or a jQuery object suitable for use in a URL query string or Ajax request. In case a jQuery object is passed, it should contain input elements with name/value properties.

.removeData()

Remove a previously-stored piece of data.

.size()

Return the number of elements in the jQuery object.

.toArray()

Retrieve all the elements contained in the jQuery set, as an array.

@jQuery API