你即將離開本站

並前往https://andrewlock.net/creating-an-empty-guid-validation-attribute/

Creating a not-empty GUID validation attribute and a not ...

Make the property nullable. If you use a Guid? instead of a Guid then the value can be null, so adding the Required attribute confirms it's not ...

確定！ 回上一頁

查詢 「RequiredAttribute」的人也找了：

  1. TryValidateObject
    2.
  2. ValidationContext
    3.
  3. MVC 必填
    4.
  4. StringLength MVC
    5.
  5. System ComponentModel. DataAnnotations C#
    6.
  6. C# 驗證
    7.
  7. Model with Required non nullable property
    8.
  8. .Net Core annotations
    9.