How to select dropdownlist default selected

**Integer** · 18-03-2009

Hi friends,

I want to edit page and like to display the default value in a
dropdown list from the database.

I am using the dropdownlist inside a repeater and only want to retriving single
record at a time based on a querystring and using a datareader to fill the
form.

Intel Dual core 2.66 Ghz
915 MSI Motherboard with Intel chipset
512 mb RAM
80gb HDD

**Zecho** · 18-03-2009

Sure i will help you out with this before that may i know in which programming language you want to have the code.

**Integer** · 18-03-2009

I am using Asp.net

Intel Dual core 2.66 Ghz
915 MSI Motherboard with Intel chipset
512 mb RAM
80gb HDD

**Zecho** · 18-03-2009

Try to use the ID of the CascadingDropDown set the SelectedValue property.

For example:

CascadingDropDown1.SelectedValue = id from level 1;

CascadingDropDown2.SelectedValue = id from level 2;

**Integer** · 18-03-2009

I try to do it but it didn't worked out for me other solution please.

Intel Dual core 2.66 Ghz
915 MSI Motherboard with Intel chipset
512 mb RAM
80gb HDD

**MindSpace** · 18-03-2009

Try to use this code i am sure it will work for you.

HTML Code:

<%@ Page Language=”C#” %>

<!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN”

  “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”>

<script runat=”server”>

 

    protected void DropDownListUser_DataBound(object sender, EventArgs e)

    {

        DropDownListUser.SelectedIndex =

          DropDownListUser.Items.IndexOf

          (DropDownListUser.Items.FindByValue(Context.User.Identity.Name));

    }

</script>

 

<html xmlns=”http://www.w3.org/1999/xhtml” >

<head runat=”server”>

    <title>DropDownList Initialize</title>

</head>

<body>

    <form id=”form1″ runat=”server”>

    <div>

        <asp:DropDownList ID=”DropDownListUser” runat=”server”

          DataSourceID=”ObjectDataSourceUser”

          DataTextField=”UserName” DataValueField=”UserName”

          OnDataBound=”DropDownListUser_DataBound”>

        </asp:DropDownList>

        <asp:ObjectDataSource ID=”ObjectDataSourceUser” runat=”server”

          SelectMethod=”GetMembers”

          TypeName=”MembershipUtilities.MembershipUserODS”>

            <SelectParameters>

                <asp:Parameter Name=”sortData” Type=”String” />

            </SelectParameters>

        </asp:ObjectDataSource>

    </div>

    </form>

</body>

</html>