'Declaration <DesignerSerializationVisibilityAttribute(DesignerSerializationVisibility.Content)> <BindableAttribute(True)> <CustomCategoryAttribute("Content")> Public ReadOnly Property Items As ItemCollection
'Usage Dim instance As ColumnDropDownList Dim value As ItemCollection value = instance.Items
[DesignerSerializationVisibility(DesignerSerializationVisibility.Content)] [Bindable(true)] [CustomCategory("Content")] public ItemCollection Items {get;}