Creating A Cascading Dropdown List

Description

In this lab, you will be learning how to create and implement the Cascading Dropdown List into your ASP.NET Core applications. By the end of the lab, you'll have the skills to use MVC to populate dropdown values and generate dependent dropdown values as per the selected by using an Ajax call to use them in the application.

Lab Objective

Upon completion of this lab, you will be able to:

• Create your country dropdown to fetch data of the country from the backend in the ASP.NET Core application.
• Add a city dropdown in the view and populate its value on selecting any country.

Prerequisites

You should be familiar with ASP.NET Core and MVC.

Lab Requirements

• Create an ASP.NET Core Application
• Create a Cascading Dropdown View Page with a Country Dropdown
• Create another dropdown to populate the city value
• Invoke the Ajax call to populate the city value on basis of country value.