System.IO.Compression.DeflateStream.Write C# (CSharp) Method

        public override void Write(byte[] array, int offset, int count)
        {
            // Validate the state and the parameters
            EnsureCompressionMode();
            ValidateParameters(array, offset, count);
            EnsureNotDisposed();

            // Write compressed the bytes we already passed to the deflater:
            WriteDeflaterOutput();

            // Pass new bytes through deflater and write them too:
            _deflater.SetInput(array, offset, count);
            WriteDeflaterOutput();
            _wroteBytes = true;
        }

        public void CompressTest()
        {
            var s = "StartTime:13.4.201213:15:26;RunTime:00:01:24";

            var ms = new MemoryStream();
            var ds = new DeflateStream(ms, CompressionMode.Compress);

            var encoding = System.Text.Encoding.UTF8;
            var byteData = encoding.GetBytes(s);

            Trace.WriteLine("original    : {0}", s);
            ds.Write(byteData, 0, byteData.Length);
            ds.Close();
            byte[] compressed = ms.ToArray();

            Trace.WriteLine("compressed  : {0}", System.Convert.ToBase64String(compressed));

            ms = new MemoryStream(compressed);
            ds = new DeflateStream(ms, CompressionMode.Decompress);
            compressed = new byte[compressed.Length + 100];
            var offset = 0;

            while (true)
            {
                int bytesRead = ds.Read(compressed, offset, 1);
                if (bytesRead == 0) { break; }
                offset += bytesRead;
            }

            ds.Close();

            string uncompressed = encoding.GetString(compressed);

            Trace.WriteLine("uncompressed: {0}\n", uncompressed);
        }