Ajax List Search Extender

20 September, 2018

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List Search Extender

ListSearchExtender is used with a ListBox control to Automatically select the item starting with the letters you type in the text box.


TargetControlID: Prompt Position: Used to specify where to display the prompt for the target control. Prompt Text : Used to specify the default promptText. Prompt CSS class : Used to specify the CSS class to use to display the prompt. Example  The following example demonstrates how to use the list search extender. Add a page to the website and then place a Toolkit Script Manager and a ListBox on the page and within the Listbox Add some Items. Within HTML source of the page with in the head section create a CSS style with the name prompt as follws. <style type=”text/css”> .prompt { font-family:Arial Black; font-size:medium; color : Blue; }                    </style>   Within HTML Source itself Drag & drop a ListSearchExtender and set following properties to it. <asp: ListsearchExtender   Id=”ListSearchExtende1”  runat=”server”  TargetControlID=”L1”   Promptposition=”Top”  PromptText=”Type The text” promptcssclass=”prompt”> </asp:ListSearchExtender> At runtime while focus is in the ListBox if you the text then the first Item in the LB starting with text you typed will automatically selected.