YouarecreatinganASP.NETWebsite.ThesiteisconfiguredtouseMembershipandRolemanagementprovider

题目内容(请给出正确答案)

YouarecreatinganASP.NETWebsite.ThesiteisconfiguredtouseMembershipandRolemanagementproviders.Youneedtocheckwhetherthecurrentlylogged-onuserisamemberofarolenamedAdministrators.Whichcodesegmentshouldyouuse?()

A.boolisMember=Roles.GetUsersInRole("Administrators").Any()

B.boolisMember=Membership.ValidateUser(User.Identity.Name,"Administrators")

C.boolisMember=Roles.GetRolesForUser("Administrators").Any()

D.boolisMember=User.IsInRole("Administrators")

参考答案和解析
参考答案:D
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