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04-Jan-2017 11:47

The client side validation is accomplished through the Client Validation Function property.

The client side validation routine should be written in a scripting language, such as Java Script or VBScript, which the browser can understand.

The following two mutually inclusive properties list out the error message: Complex pages have different groups of information provided in different panels.

In such situation, a need might arise for performing validation separately for separate group.

The regular expression is set in the Validation Expression property.

The following table summarizes the commonly used syntax constructs for regular expressions: The Custom Validator control allows writing application specific custom validation routines for both the client side and the server side validation.

You will add validation controls to the page to be sure that users enter values into all the boxes and that the values are formatted correctly.

By Bill Evjen Reuters December 2003 Applies to: Microsoft® ASP. NET validation server controls that are at your disposal.

NET Summary: Learn how to use all the available ASP.

The server side validation routine must be called from the control's Server Validate event handler. The basic syntax for the control is as given: The Validation Summary control does not perform any validation but shows a summary of all errors in the page.

The server side validation routine should be written in any . The summary displays the values of the Error Message property of all validation controls that failed validation.

You will add validation controls to the page to be sure that users enter values into all the boxes and that the values are formatted correctly.

By Bill Evjen Reuters December 2003 Applies to: Microsoft® ASP. NET validation server controls that are at your disposal.

NET Summary: Learn how to use all the available ASP.

The server side validation routine must be called from the control's Server Validate event handler. The basic syntax for the control is as given: The Validation Summary control does not perform any validation but shows a summary of all errors in the page.

The server side validation routine should be written in any . The summary displays the values of the Error Message property of all validation controls that failed validation.

Let's give it a try, and add a Required Field Validator to our page.