[How Do I:] Use the NumericUpDown Extender Control?

by Joe Stagner

In this video we examine the NumericUpDown extender control from the ASP.NET AJAX Control Toolkit. We see how the NumericUpDown extender adds "up" and "down" buttons to a standard ASP.NET TextBox control. The buttons allow the user to increment or decrement a number, cycle through a list of known values, or call a Web Service to retrieve the next value. In this way the developer can fully control the values the user may submit to a Web application.

▶ Watch video (21 minutes)

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