width() - returns the width of an element.

innerWidth() - returns the width of an element (includes padding).

outerWidth() - returns the width of an element (includes padding and border).

outerWidth(true) - returns the width of an element (includes padding, border and margin).


height() - returns the height of an element.

innerHeight() - returns the height of an element (includes padding).

outerHeight() - returns the height of an element (includes padding and border).

outerHeight(true) - returns the height of an element (includes padding, border and margin).