System.Security.Permissions.FileIOAccess.Union C# (CSharp) Method

        public FileIOAccess Union( FileIOAccess operand )
        {
            if (operand == null)
            {
                return this.IsEmpty() ? null : this.Copy();
            }
            
            BCLDebug.Assert( this.m_pathDiscovery == operand.m_pathDiscovery, "Path discovery settings must match" );

            if (this.m_allFiles || operand.m_allFiles)
            {
                return new FileIOAccess( true, false, this.m_pathDiscovery );
            }

            return new FileIOAccess( this.m_set.Union( operand.m_set ), false, this.m_allLocalFiles || operand.m_allLocalFiles, this.m_pathDiscovery );
        }