Client & Server Side Validation in ASP.NET MVC

[Update: The code is open-sourced at http://code.google.com/p/mvcvalidation/] The asp.net mvc codeplex preview 5 version just came out a few days ago and it includes a lot nice enhancements.  For the best introduction read Scott’s post.  Some of my favorite changes happened in validation.  Incidentally, I was already working on a post to talk about doing(…)