VALIDATE AND PERSIST DATA PART THREE
VALIDATE AND PERSIST DATA VIEW AND CUSTOMIZE VALIDATION ERRORS Validation is intended to be server-side, this is because the correctness of the data is verified not in the Browser but in the ASP.NET Core application. The problem with what we have implemented so far is that if even the validation is not successful, the user is not notified in any way. Microsoft has set up special TagHelpers to display validation errors. CLIENT-SIDE VALIDATION Server-side validation is essential and we should never, ever do without it. It must be [...]