'宣言 Protected Overridable Sub ClearItems()
'使用法 Dim instance As OwnedCollectionBase(Of TItem) instance.ClearItems()
protected virtual void ClearItems()
'宣言 Protected Overridable Sub ClearItems()
'使用法 Dim instance As OwnedCollectionBase(Of TItem) instance.ClearItems()
protected virtual void ClearItems()