Driven Source - Using Auto-Postback with CascadingDropDown

Using Auto-Postback with CascadingDropDown

http://www.asp.net ( Tutorials )

The CascadingDropDown control in the AJAX Control Toolkit extends a DropDownList control so that changes in one DropDownList loads associated values in another DropDownList. However when using the CascadingDropDown control, ASP.NET’s DropDownList control’s AutoPostBack feature does not work, since asynchronously loading data into the list generates an (unnecessary) postback itself. With some JavaScript code, this effect can be avoided.

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auto postback cascading drop down

Dreamer submitted 215 days ago

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