fCraft.IPAddressUtil.RangeMin C# (CSharp) Method

        public static IPAddress RangeMin( [NotNull] this IPAddress thisAddr, byte range ) {
            if( thisAddr == null ) throw new ArgumentNullException( "thisAddr" );
            if( range > 32 ) throw new ArgumentOutOfRangeException( "range" );
            int thisAsInt = thisAddr.AsInt();
            int mask = (int)NetMask( range );
            return new IPAddress( (uint)IPAddress.HostToNetworkOrder( thisAsInt & mask ) );
        }