Validating asp net server controls

24-Nov-2017 22:42

validating asp net server controls-41

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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. Validation is important part of any web application.User's input must always be validated before sending across different layers of the application.

NET: Required Field Validator Compare Validator Range Validator Regular Expression Validator Custom Validator Validation Summary but in order to use these controls I have to include runat="server" in control tags and form tag.

Validation controls are used to: Client side validation is good but we have to be dependent on browser and scripting language support. NET Web pages for user input is to be able to check that the information users enter is valid. NET provides a set of validation controls that provide an easy-to-use but powerful way to check for errors and, if necessary, display messages to the user. NETUsually, Validation is invoked in response to user actions like clicking submit button or entering data.