21 September 2014

Cascading Drop Down Control

 Cascading drop down lists of Ajax Control Toolkit

Advantages that i know of:
-uses ajax and page loads on post backs is avoided.
-clearing of previous data on postback are handled directly by the controls and we don't need to manually clear data.


official sample link:
 http://www.asp.net/AjaxLibrary/AjaxControlToolkitSampleSite/CascadingDropDown/CascadingDropDown.aspx

Other referred link:
 http://www.ezineasp.net/post/AJAX-Cascading-Dropdown-Example-using-SQL-Database.aspx

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