Using Synchronous PageMethod Custom Validator Control and jQuery calls of ASP.NET AJAX’s PageMethods.
Introduction
This is success story of using Synchronous PageMethod Custom Validator Control in enterprise application development. Instead of using standard Synchronous JavaScript call we’ve expanded it to using jQuery.
In general Synchronous PageMethod Custom Validator allows to call PageMethods to validate client-side input, and block postbacks if there is an error.