asp.net mvc3 razor Model validations

Question

I had an combobox which was filled with various "countries". I had an textbox for "phone" my problem is when we select the country as "United States" in combobox the phone number should be "10" digits. And if the country is other than "United States" the phone number could be anynumber of digits but less than "20". How can do cleint side validations in asp.net mvc3 razor. Where i had to write any custom validator. Can any one please help me to find the solution.

Answer 1

these blog posts may help you

Complete guide to validation in MVC part 1

The Complete Guide To Validation In ASP.NET MVC 3 - Part 2