[How Do I:] Use Validation Controls in ASP.NET?
by Chris Pels
In this video learn how to use the validation controls available in ASP.NET to implement validation on your web pages. All the major validation controls such as RequiredFieldValidator and RegularExpressionValidator will be discussed. In addition, learn how to use the CustomValidator when one of the standard validators does not meet your need. Both server and client side validation options are shown. See how to do single validation on a UI control as well as multiple validations.