Because :selected is a jQuery extension and not part of the CSS specification, queries using :selected cannot take advantage of the performance boost provided by the native DOM querySelectorAll () method. It is special attributes used mostly in the dropdown list. The following code will get the text value of the selected option using jQuery. If you have two select fields and want to load options in second one, based on selected option from first one then, below example will help you lot to understand how it can be done. Introduction to jQuery Select Option. Otra opción es usar el método jQuery click(), pero resultaría incómodo para el usuario y casi imposible validar el formulario, ya que el primer click en el select siempre sería para desplegar los diferentes valores del select.. Selectores de jQuery. so that this