System.Security.PermissionSet.Copy C# (CSharp) Method

        public virtual PermissionSet Copy() { return default(PermissionSet); }
        public virtual void CopyTo(Array array, int index) { }

 public PermissionRequestEvidence(PermissionSet request, PermissionSet optional, PermissionSet denied)
 {
     if (request == null)
     {
         this.m_request = null;
     }
     else
     {
         this.m_request = request.Copy();
     }
     if (optional == null)
     {
         this.m_optional = null;
     }
     else
     {
         this.m_optional = optional.Copy();
     }
     if (denied == null)
     {
         this.m_denied = null;
     }
     else
     {
         this.m_denied = denied.Copy();
     }
 }