CSS. Adds the specified class(es) to each of the set of matched elements.
Get the value of a style property for the first element in the set of matched elements or set one or more CSS properties for every matched element. Determine whether any of the matched elements are assigned the given class. Get the current computed height for the first element in the set of matched elements or set the height of every matched element. Get the current computed height for the first element in the set of matched elements, including padding but not border. Get the current computed inner width (including padding but not border) for the first element in the set of matched elements or set the inner width of every matched element.
Les évènements. jQuery Tutorial.