for example:
Open the page above, then select the item "3", It will cause that the item "2" will not able to select.
The Version of my RadControl is "2014 Q1"
<!DOCTYPE html">
<
html
xmlns
=
"http://www.w3.org/1999/xhtml"
>
<
head
runat
=
"server"
>
<
script
type
=
"text/javascript"
>
function pageLoad()
{
$find("DropDownList").get_items().removeAt(0);
}
</
script
>
</
head
>
<
body
>
<
form
runat
=
"server"
>
<
Telerik:RadScriptManager
runat
=
server
/>
<
Telerik:RadDropDownList
runat
=
server
ID
=
DropDownList
>
<
Items
>
<
Telerik:DropDownListItem
Text
=
1
/>
<
Telerik:DropDownListItem
Text
=
2
Selected />
<
Telerik:DropDownListItem
Text
=
3
/>
</
Items
>
</
Telerik:RadDropDownList
>
</
form
>
</
body
>
</
html
>
The Version of my RadControl is "2014 Q1"