How to use ajax for dropdown selected index changed

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Hi Expert ,

In my asp.net website(on Update_Category.aspx page),i am updating Category.

I am selecting category to update from dropdownlist.After selecting category then it display category in textbox(txtCategory).

This is working for me.But it refresh entire page.How i can use ajax for this.

Thanks in advance............

Posted 17-Oct-11 20:32pm

udusat13

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2 solutions

Solution 1

Use Update Panel[^].

See this [^]also.

Posted 17-Oct-11 20:41pm

Toniyo Jackson

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udusat13 18-Oct-11 3:16am

Thankssss fro replying for me...........

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hitech_s · Accepted Answer · 2011-10-17T20:55:00

XML

<asp:UpdatePanel ID="updgrid" runat="server">
<ContentTemplate>

<asp:dropdownlist id="ddlCategory" runat="server" autopostback="True" onselectedindexchanged="ddlCategory_SelectedIndexChanged" xmlns:asp="#unknown">
                                                                        </asp:dropdownlist>







<asp:textbox id="txtCategory" runat="server" xmlns:asp="#unknown"></asp:textbox>

//in selected index changed fill the textbox