NetworkInformationPermission.Copy 方法

定义

命名空间:

System.Net.NetworkInformation

程序集:

System.Security.Permissions.dll

包:

System.Security.Permissions v8.0.0

Source:

NetworkInformationPermission.cs

创建并返回此权限的完全相同副本。

public:
 override System::Security::IPermission ^ Copy();

public override System.Security.IPermission Copy ();

override this.Copy : unit -> System.Security.IPermission

Public Overrides Function Copy () As IPermission

返回

IPermission

与 NetworkInformationPermission 当前权限相同的 。

示例

以下示例创建权限对象的副本。

System::Net::NetworkInformation::NetworkInformationPermission^ read = gcnew System::Net::NetworkInformation::NetworkInformationPermission( System::Net::NetworkInformation::NetworkInformationAccess::Read );

System::Net::NetworkInformation::NetworkInformationPermission^ copyPermission = dynamic_cast<System::Net::NetworkInformation::NetworkInformationPermission^>(read->Copy());

System.Net.NetworkInformation.NetworkInformationPermission read =
    new System.Net.NetworkInformation.NetworkInformationPermission(
        System.Net.NetworkInformation.NetworkInformationAccess.Read);
System.Net.NetworkInformation.NetworkInformationPermission copyPermission =
   (System.Net.NetworkInformation.NetworkInformationPermission) read.Copy();

Dim read As New System.Net.NetworkInformation.NetworkInformationPermission( _ 
    System.Net.NetworkInformation.NetworkInformationAccess.Read)
Dim copyPermission As System.Net.NetworkInformation.NetworkInformationPermission = _
    CType(read.Copy(), System.Net.NetworkInformation.NetworkInformationPermission)

注解

权限的副本表示对资源的访问权限与原始权限相同。