How do i cache selected dropdownlist value when being re-binded. I have this function in my dropdownlist box. For example, when a user select an item in dropdownlistbox 1, this item wont re-appear in the other ddl. Unfortunately i got a problem where whenever
the user select the default value, it rebind my dropdownlist and refresh the selection i made
this is my fillddllocation method where i query the database
protected void FillddlLocations()
{
FillDropdown(ddlpid1);
FillDropdown(ddlpid2);
FillDropdown(ddlpid3);
FillDropdown(ddlpid4);
FillDropdown(ddlpid5);
ddlpid1.Visible = false;
ddlpid2.Visible = false;
ddlpid3.Visible = false;
ddlpid4.Visible = false;
ddlpid5.Visible = false;
}
protected void FillDropdown(DropDownList ddl)
{
using (var connAdd = new SqlConnection("Data Source = localhost; Initial Catalog = MajorProject; Integrated Security= SSPI"))
{
connAdd.Open();
var sql = "Select policeid from ...
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