我的遗体价值为零,这意味着尚未选定价值。 数据库绝不能节省任何费用。
enum MyEnum
{
None = 0,
SomeValue = 1,
...
}
是否有办法利用数据说明定期发布,这样,如果选择无价值,验证就会失败吗?
更有机会使用<代码>。
如果你的所有遗体确定无一成零,我会想做以下工作:
[RegularExpression("[1-9][0-9]*", ErrorMessage = "None should never be saved to database.")]
public MyEnum val { get; set; }
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