This example shows how Telerik DatePicker for ASP.NET MVC is being validated through the built-in server-side validation capabilities of ASP.NET MVC.
<%= Html.ValidationSummary() %>
<% using (Html.BeginForm("Action", "Controller")) { %>
<%= Html.Telerik()
.DatePicker()
.Name("deliveryDate")
%>
<%= Html.ValidationMessage("deliveryDate", "*") %>
<input type="submit" value="Post" />
<% } %>