25 lines
1.3 KiB
Markdown
25 lines
1.3 KiB
Markdown
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title: "[How Do I:] Use the ASP.NET AJAX CascadingDropDown Control Extender? | Microsoft Docs"
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author: JoeStagner
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description: "This video demonstrates how ASP.NET's standard DropDownList can become AJAX-enabled using the CascadingDropDown control extender from the ASP.NET AJAX Contro..."
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ms.author: aspnetcontent
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manager: wpickett
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ms.date: 01/24/2007
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ms.topic: article
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ms.assetid: 7dca3704-474b-4b0b-8294-5599279964d9
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ms.technology: dotnet-webforms
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ms.prod: .net-framework
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msc.legacyurl: /web-forms/videos/ajax-control-toolkit/how-do-i-use-the-aspnet-ajax-cascadingdropdown-control-extender
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msc.type: video
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---
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[How Do I:] Use the ASP.NET AJAX CascadingDropDown Control Extender?
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====================
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by [Joe Stagner](https://github.com/JoeStagner)
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This video demonstrates how ASP.NET's standard DropDownList can become AJAX-enabled using the CascadingDropDown control extender from the ASP.NET AJAX Control Toolkit. You will also see how easy it is for a web form to draw its data from an XML Web Service.
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[▶ Watch video (27 minutes)](https://channel9.msdn.com/Blogs/ASP-NET-Site-Videos/how-do-i-use-the-aspnet-ajax-cascadingdropdown-control-extender)
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>[!div class="step-by-step"]
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[Previous](how-do-i-get-started-with-the-aspnet-ajax-control-toolkit.md)
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[Next](how-do-i-use-the-aspnet-ajax-textboxwatermark-control-extender.md)
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