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How to: Add ListBox Web Server Controls to a Web Forms Page (Visual Studio) 

The process of adding a ListBox Web server control consists primarily of setting options for how items should be displayed and whether users can select multiple items.

To add a ListBox control to a Web Forms page

  1. From the Standard tab of the Toolbox, drag the ListBox control onto the page.

  2. In the Properties window, set the following properties:

    Property Description


    Set to specify how many items should be displayed at once.


    You can also set the System.Web.UI.WebControls.WebControl.Height property to a pixel value. If you do, it takes precedence over the value of the Rows property. However, not all browsers support the Height property, so you should set the Rows property also.


    Set to Single or Multiple to specify how many items users can select.

  3. Create items for the control in one of the following ways:

See Also

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