There are times where you need to displayÂ DropDownLists in your ASP.NET MVC views so that the values in one DropDownList will depend on the value of another DropDownList. This is useful for countries and states where based on a selected country, you will populate the list of the states in another DropDownList. This article will show you how to develop cascading DropDownList using ASP.NET MVC 4 and JQuery.
Begin the project by creating an empty ASP.NET MVC 4 project template. Then, add the HomeController to the Controllers folder and then add the Scripts to the folder and JQuery library in it.
This is just a simple example on how this works because in a real world scenario, you’ll rely on the database for data.
Read the rest of the tutorial here:Â http://www.bipinjoshi.net/articles/b58fde6b-415e-454d-985b-d5dc4ad2fca8.aspx