小编Ola*_*vid的帖子

User我的申请中有一个课程

    public class User
    {
        [Required, MinLength(3), MaxLength(10)]
        public string FirstName { get; set; }

        [MinLength(3), MaxLength(10)]
        public string MiddleName { get; set; }

        [Required, MinLength(3), MaxLength(10)]
        public string LastNmae { get; set; }

    }

then i try to scaffold controller with view for this class, the drop down for model class included the User class and other classes that extend it such as Student and Admin

Then i make the User class inherit IdentityUser class

    public class User: …