protected void LoadArtistList()
{
ArtistController sysmgr = new ArtistController(); //new instance
List <SelectionList> info = sysmgr.Artist_DDLList(); //fill new list by call to query from new instance
//assume data collection needs to be sorted - could be done in BLL
// X and Y => do the following
info.Sort((x, y) => x.DisplayField.CompareTo(y.DisplayField)); //flip X and Y for opposite order
//setup the DDL
ArtistList.DataSource = info; //attach data to object
//ArtistList.DataTextField = "DisplayField";
ArtistList.DataTextField = nameof(SelectionList.DisplayField); //info holds objects and selectionlist holds deffinitions
ArtistList.DataValueField = nameof(SelectionList.ValueField);
ArtistList.DataBind(); //push into controller
//prompt line
ArtistList.Items.Insert(0, new ListItem("select...", "0")); //insert new item to DDL list
}