s of those validation controls that detected invalid data.
This summary data can be displayed as text on the web page or through a modal, client-side messagebox.
NET 1.x had these same five validation controls, ASP.
From this Details View, the user could enter the name and price for a new product, click Insert, and have it added to the system (see Figure 1).To help ensure that a user's inputs are valid, ASP.NET provides five built-in validation controls that are designed to be used to validate the value of a single input control: For more information on these five controls, check out the Validation Controls section of the ASP. For our tutorial we'll need to use a Required Field Validator in both the Details View and Grid View's Note While ASP.Figure 1: The Previous Example Allows Users to Add New Products and Edit Existing Ones (Click to view full-size image) Our goal for this tutorial is to augment the Details View and Grid View to provide validation controls.In particular, our validation logic will: in action).