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aspx thread: Database driven pull down lists
Message #1 by "Sion Edwards" <sion@h...> on Thu, 9 May 2002 12:05:45
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I have populated a pull down list from a database Table using a datareader.
The combo box will show a Name and the value of the item will be the ID of
the field.
For the DataTextField property I have chosen the field with what I want
the user to see in the pull down menu, and for the dataValueField I have
chosen the ID field for the item in the pull down list.
The problem I am having is the dataValueField value does not change when a
different item is selected from the pull down list. Can anyone help?
Thanks
Sion
Message #2 by Ali Ahmad H <aheryana@b...> on Fri, 10 May 2002 09:10:21 +0700
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Hi Sion,
Please try to use IsPostBack when you call a Page_Load.
Here is the example code using C# :
private void Page_Load(object sender, System.EventArgs e)
{
if ( !Page.IsPostBack )
{
//Call your function / script to fill your pulldown list
from database here
}
}
regards,
-ali-
http://www.aliahmad.net
At 12:05 PM 5/9/2002 +0000, you wrote:
>I have populated a pull down list from a database Table using a datareader.
>
>The combo box will show a Name and the value of the item will be the ID of
>the field.
>
>For the DataTextField property I have chosen the field with what I want
>the user to see in the pull down menu, and for the dataValueField I have
>chosen the ID field for the item in the pull down list.
>
>The problem I am having is the dataValueField value does not change when a
>different item is selected from the pull down list. Can anyone help?
>
>Thanks
>
>Sion
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