Vb net form validating


22-Oct-2019 16:18

INITIAL CHAMBERStep 1 Open your Visual Studio 2010. Provide a suitable name to your application such as "validation_demo".Step 2 In Solution Explorer right-click the project and select Add New Item (or use Ctrl Shift A) the select Web Form (validation_demo.aspx).You can use the Regular Expression Validator for almost everything, for instance validating an e-mail or an URL.Try switching to Design view and select the Regular Expression Validator on your page.

In the following example I am checking whether the email id is available or not.Regular Expression Validation It is very simple to add a regular expression validator to j Query validation. It will also validate the email id without using a regular expression.A regular expression will be very useful when we want to apply our custom syntax on a Text Box.Net page is rendered in the browser the name of the control has been converted to its HTML equivalent so to access the name of the control in ASP. By default j Query displays an error message once the validation field is something so it's recommended to customize the default error message to minimize the confusion.

We need to use the following syntax to display the custom validation message based on the control. The complete code will be like: If we run the preceding code the output will be like.DATABASE CHAMBERStep 4 In Server Explorer, under your database (Database.mdf) do something to table then select Add New Table. Stored Procedure – sp_insert: Figure 2 Stored Procedure DESIGN CHAMBERStep 6 Now get back to your page, where we will design our application.