client-side-validation Archives

ASP.NET MVC data annotations client side validation with inherited RegularExpressionAttribute

August 31, 2022 by Magenaut

To keep my model validation clean I would like to implement my own validation attributes, like PhoneNumberAttribute and EmailAttribute. Some of these can favorably be be implemented as simple classes that inherit from RegularExpressionAttribute.

How to check if user already exists on client-side in ASP.NET MVC 5?

August 30, 2022 by Magenaut

Using Visual Studio 2013.4 (Visual Studio 2013 Update 4) I have created a regular ASP.NET MVC 5 project with Individual User Accounts authentication configuration. All the users registration and log-in features has been already scaffolded for me by Visual Studio and works fine.