Introduction
In this article, we will learn how to create a cascading dropdown using ReactJS and Web API. A cascading dropdown is a group of dropdowns where the value of one dropdown depends upon another dropdown value. Child dropdown values are populated based on the item selected in the parent dropdown.
Prerequisites
- We should have basic knowledge of React.js and Web API.
- Visual Studio and Visual Studio Code IDE should be installed on your system.
- SQL Server Management Studio.
- Basic knowledge of Bootstrap and HTML.
You may also like: Everything React: Tutorials for Beginners and Experts Alike.
Create a Table in the Database
Open SQL Server Management Studio, create a database named "CascadingDemo", and in this database, create three tables and some demo data in the tables: