做到这一点：

private IddFilterCompareToCurrent myEnum = 
(IddFilterCompareToCurrent )Enum.Parse(typeof(IddFilterCompareToCurrent[1]),domainUpDown1.SelectedItem.ToString());

[Enum.parse]返回一个对象，所以你需要转换它。

[Enum.parse] returns an Object, so you need to cast it.