'Declaration Public Property DataSelectedField As System.String
public System.string DataSelectedField {get; set;}
            'Declaration Public Property DataSelectedField As System.String
public System.string DataSelectedField {get; set;}
            C1ComboBox c = new C1ComboBox(); c.DataSource = data; c.DataTextField = "textField"; c.DataValueField = "valueField"; c.DataSelectedField = "selectedField"; c.DataBind();