addExtraClass('custom-class'); ?>
addInput('name', 'Name:'); $form->addExtraClass('name-input', 'custom-class'); ?>In the above examples, the addExtraClass method is used to add a new class to the Form object. The first example shows how to add a class to the main Form element, while the second example shows how to add a class to a specific input element. This method is typically part of a package/library that provides Form functionality for PHP applications, such as Symfony Forms or Laravel Forms.