Parameters

other

A permission to combine with the current permission. It must be the same type as the current permission.

Returns

A new permission that represents the union of the current permission and the specified permission.

Exceptions

Type	Reason
ArgumentException	other is not null and is not of type System.Security.Permissions.FileIOPermission .

Remarks

The result of a call to FileIOPermission.Union(System.Security.IPermission) is a permission that represents all the operations represented by both the current permission and the specified permission. Any demand that passes either permission passes their union.

Requirements