We will learn about val() method of jquery getter and setter functionality. So if you want to learn how val() method work in jquery or what is val() method or how to use val() method in jquery then watch this video. The val() method is an inbuilt method in jQuery which is used to returns or set the value of attribute for the selected elements. This method apply on the HTML form elements. ... It contains index position of element and current value attribute of selected element.