Asp net page not validating
Alternatively, if the linked control is empty, data validation will fail.You'll mostly use Required Field Validator controls in conjunction with textbox controls.He has been a featured speaker at many industry events including Microsoft Dev Days and the ASP. Shannon speaks and trains for companies such as App Dev ( and Learn It ( and has been a featured speaker in training videos with Learn Key. Data validation over the Web is performed in one of two locations: on the user's computer, or on the Web server.
For instance, since the validation occurs on the Web server, your application must post the Web page that the user is viewing back to the Web server for validation to occur.NET to allocate any space on the page ahead of time to display a validation control message. NET will dynamically allocate space on the page on the fly.If you choose the Dynamic value and your validation fails, you could cause visual layout problems on pages that use HTML tables for page layout.In addition, malicious users can subvert the validation process.Users with harmful intent may easily modify the validation script because it is contained in the source of the page that is sent to the user's computer.
All of the data validation controls are displayed in the toolbox when ASP.