Here Mudassar Khan has explained how to perform Client Side validation for DropDownList in ASP.Net Core MVC using jQuery.
The Client Side validations will be performed using Model class and Data Annotation attributes.
Chapters:
00:00 Introduction
00:23 Setting Required Data Annotation attribute
01:25 Adding Form
01:45 Adding HTML DropDownList
02:44 Adding SPAN element for error message
03:35 Adding POST Action method in Controller
05:08 Enabling Client Side validation
05:34 Demo