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In a view, you can display a Select List by calling the Html.

Drop Down List() helper with the name of the Select List.

Notice that you can pass route values from an Html. For example, you might need to pass the Id of a database record that you want to edit. The view renders an HTML page with a simple user registration form (see Figure 2). If you prefer, you could create the view in Listing 2 without using any of these helpers. Validation Summary — in Chapter 8, Validating Form Data.

You learn how to work with the Tag Builder and the Html Text Writer classes.Next, we tackle building a more complicated HTML helper: we build a Data Grid helper.The Data Grid helper enables you to easily display database records in an HTML table. Finally, we end this chapter with a discussion of how you can build unit tests for your custom HTML helpers. NET MVC world, HTML helpers are the equivalent of ASP. Like a web form control, an HTML helper enables you to encapsulate the rendering of HTML.· html Attributes – The set of HTML attributes to add to the form. You represent the set of database records with the Select List class.For example, the Index() action in Listing 3 creates an instance of the Select List class that represents all of the customers from the Customers database table.

You learn how to work with the Tag Builder and the Html Text Writer classes.Next, we tackle building a more complicated HTML helper: we build a Data Grid helper.The Data Grid helper enables you to easily display database records in an HTML table. Finally, we end this chapter with a discussion of how you can build unit tests for your custom HTML helpers. NET MVC world, HTML helpers are the equivalent of ASP. Like a web form control, an HTML helper enables you to encapsulate the rendering of HTML.· html Attributes – The set of HTML attributes to add to the form. You represent the set of database records with the Select List class.For example, the Index() action in Listing 3 creates an instance of the Select List class that represents all of the customers from the Customers database table.You add an option Label like this: Figure 4 – Displaying an option label If a user submits a form with the option label selected, then an empty string is submitted to the server.