GZip对字符串压缩和解压

         /// <summary>
         /// 压缩
         /// </summary>
         /// <param name="value">需要压缩字符串</param>
         /// <returns>结果</returns>
         public static string Compression(string value)
         {
             byte[] data = Encoding.UTF8.GetBytes(value);
             using (MemoryStream ms = new MemoryStream())
             {
                 using (GZipStream compressedzipStream = new GZipStream(ms, CompressionMode.Compress, true))
                 {
                     compressedzipStream.Write(data, , data.Length);
                 }
                 return Convert.ToBase64String(ms.ToArray());
             }
         }

         /// <summary>
         /// 解压
         /// </summary>
         /// <param name="value">需要解压字符串</param>
         /// <returns>结果</returns>
         public static string Decompress(string value)
         {
             byte[] data = Convert.FromBase64String(value);
             using (MemoryStream ms = new MemoryStream(data))
             {
                 using (GZipStream compressedzipStream = new GZipStream(ms, CompressionMode.Decompress))
                 {
                     using (MemoryStream outBuffer = new MemoryStream())
                     {
                         byte[] block = new byte[];
                         int bytesRead = compressedzipStream.Read(block, , block.Length);
                         outBuffer.Write(block, , bytesRead);
                         return Encoding.UTF8.GetString(outBuffer.ToArray());
                     }
                 }
             }
         }

        /// <summary>
        /// 解压(数据量过大的时候解压)
        /// </summary>
        /// <param name="value">需要解压字符串</param>
        /// <returns>结果</returns>
        public static string Decompress(string value)
        {
            byte[] data = Convert.FromBase64String(value);
            using (MemoryStream ms = new MemoryStream(data))
            {
                using (GZipStream compressedzipStream = new GZipStream(ms, CompressionMode.Decompress))
                {
                    using (MemoryStream outBuffer = new MemoryStream())
                    {
                        byte[] block = new byte[];
                        int bytesRead;
                        do
                        {
                            bytesRead = compressedzipStream.Read(block, , block.Length);
                            outBuffer.Write(block, , bytesRead);
                        } while (bytesRead > );
                        return Encoding.UTF8.GetString(outBuffer.ToArray());
                    }
                }
            }
        }

         /// <summary>
         /// 测试
         /// </summary>
         public static void TT()
         {
             var json = "{\"Key\":\"Value\"}";
             var ys = Compression(json);
             var jy = Decompress(ys);
         }