FileIOPermission.AllFiles 属性
定义
获取或设置对所有文件的允许访问权限。Gets or sets the permitted access to all files.
public:
property System::Security::Permissions::FileIOPermissionAccess AllFiles { System::Security::Permissions::FileIOPermissionAccess get(); void set(System::Security::Permissions::FileIOPermissionAccess value); };
public System.Security.Permissions.FileIOPermissionAccess AllFiles { get; set; }
member this.AllFiles : System.Security.Permissions.FileIOPermissionAccess with get, set
Public Property AllFiles As FileIOPermissionAccess
属性值
所有文件的文件 I/O 标志集合。The set of file I/O flags for all files.
示例
下面的代码示例演示属性的用法 AllFiles 。The following code example shows the use of the AllFiles property.
FileIOPermission^ f3 = gcnew FileIOPermission( PermissionState::None );
f->AllFiles = FileIOPermissionAccess::Read;
try
{
f3->Demand();
}
catch (SecurityException^ s)
{
Console::WriteLine(s->Message);
}
FileIOPermission f3 = new FileIOPermission(PermissionState.None);
f3.AllFiles = FileIOPermissionAccess.Read;
try
{
f3.Demand();
}
catch (SecurityException s)
{
Console.WriteLine(s.Message);
}
Dim f3 As New FileIOPermission(PermissionState.None)
f3.AllFiles = FileIOPermissionAccess.Read
Try
f3.Demand()
Catch s As SecurityException
Console.WriteLine(s.Message)
End Try
注解
此属性获取或设置对本地计算机和网络驱动器上的所有文件的允许访问权限。This property gets or sets the permitted access to all files on the local computer and network drives.
FileIOPermissionAccess可以使用按位 "与" 运算检查单个值。An individual FileIOPermissionAccess value can be checked for using a bitwise AND operation.