FileIOPermission.Intersect Method (IPermission)
Creates and returns a permission that is the intersection of the current permission and the specified permission.
Assembly: mscorlib (in mscorlib.dll)
A permission to intersect with the current permission. It must be the same type as the current permission.
Return ValueType: System.Security.IPermission
A new permission that represents the intersection of the current permission and the specified permission. This new permission is null if the intersection is empty.
The target parameter is not null and is not of the same type as the current permission.
The intersection of two permissions is a permission that describes the set of operations they both describe in common. Only a demand that passes both original permissions will pass the intersection.
Available since 1.1