Dropdown List in ASP.net

Posted by Bhupentiwari under ASP.NET on 6/26/2012 | Points: 10 | Views : 1938 | Status : [Member] | Replies : 7

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I have dropdown on the selection of dropdown item i m calculating some price. now the problem is whole page is geting postback evry time..and it is taking too much time also

plz provide some solution

Thanks n Regards
Bhupendra Tiwari

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Posted by: Swaroopa on: 6/26/2012 [Member] Starter | Points: 25

0	Hi , Use Ajax update panel to avoid whole page post back. Swaroopa Bhupentiwari, if this helps please login to Mark As Answer. \| Alert Moderator

Posted by: Bhupentiwari on: 6/26/2012 [Member] Starter | Points: 25

0	can u explain with an example ?[/ ] Thanks n Regards Bhupendra Tiwari Bhupentiwari, if this helps please login to Mark As Answer. \| Alert Moderator

Posted by: Johnbhatt on: 6/27/2012 [Member] Starter | Points: 25

0	If you are using PostBack = True, then Page will be Loaded once. But you can use this with Ajax. By the way, Post code, we will try to find and suggest you a new code for you. John Bhatt Glad to Know, Free to Share..... http://www.johnbhatt.com Bhupentiwari, if this helps please login to Mark As Answer. \| Alert Moderator

Posted by: Jawed_Akhtar786 on: 6/27/2012 [Member] Starter | Points: 25

0	1.Use ajax.Placed your dropdown into updat panle- <asp:ScriptManager ID="ScriptManager1" runat="server"> </asp:ScriptManager> <asp:UpdatePanel ID="updatepanel1" runat="server"> <ContentTemplate><asp:DropDownList ID="ddl" runat="server"></asp:DropDownList></ContentTemplate> </asp:UpdatePanel> 2.You can use javascript also. Bhupentiwari, if this helps please login to Mark As Answer. \| Alert Moderator

1.Use ajax.Placed your dropdown into updat panle-
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>

<asp:UpdatePanel ID="updatepanel1" runat="server">
<ContentTemplate><asp:DropDownList ID="ddl" runat="server"></asp:DropDownList></ContentTemplate>
</asp:UpdatePanel>
2.You can use javascript also.

Bhupentiwari, if this helps please login to Mark As Answer. | Alert Moderator

Posted by: Ajay.Kalol on: 6/27/2012 [Member] Starter | Points: 25

0	if you are caclulation prise statically then Use JavaScript. and Make enablePostback="false" in DDL Property. if not then use UpdatePanel Ajay ajaypatelfromsanthal.blogspot.in Bhupentiwari, if this helps please login to Mark As Answer. \| Alert Moderator

Posted by: Btrack124 on: 6/28/2012 [Member] Starter | Points: 25

0	You can acheive this using a UpdatePanel with Ajax refer below link http://ajax.net-tutorials.com/controls/updatepanel-control/ Thanks http://www.alacraft.com.au/ Roland Masten Bhupentiwari, if this helps please login to Mark As Answer. \| Alert Moderator

Posted by: Ranjeet_8 on: 6/28/2012 [Member] [MVP] Gold | Points: 25

0	Hi , Use Java Script to avoid whole page post back. eg: http://www.codeproject.com/Articles/656/Using-JavaScript-to-handle-drop-down-list-selectio Bhupentiwari, if this helps please login to Mark As Answer. \| Alert Moderator

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