[removed] client-side vs. server-side validation

Question

Which is better to do client side or server side validation?

In our situation we are using

• jQuery and MVC.
• JSON data to pass between our Vi

Answer 1

Client side should use a basic validation via HTML5 input types and pattern attributes and as these are only used for progressive enhancements for better user experience (Even if they are not supported on < IE9 and safari, but we don't rely on them). But the main validation should happen on the server side..