DropDown list default value

Question

I have a drop down list connected to database thus it has all the values from DB. But i want its default value to be --select one--  which should not go into db on selection..it should be just shown there and if not selected from drop down list it should give an error

Saineshwar Bageri · Answer

Drpcountries.Items.Insert(0 new ListItem(--select one--  0));

Jitendra Kumar · Answer

hello Vishwan add drop down list default value using this code. ddlClass.Items.Insert(0 Select Class); ddlClass.SelectedItem.Value = 0; Or ddlTechnicalGuide.Items.Insert(0 new ListItem(Select ));

Saineshwar Bageri · Answer

Set Properties like this sir . And on submit button check that selectedindex of dropdown must not be -1