C#字符串压缩

 /// <summary>
        /// 压缩字符串
        /// </summary>
        /// <param name="value"></param>
        /// <returns></returns>
        public static string Compress(string value) 
        {
            try
            {
                string data = string.Empty;
                byte[] byteArray = Encoding.Default.GetBytes(value);
                using (MemoryStream ms = new MemoryStream()) 
                {
                    using (GZipStream sw = new GZipStream(ms, CompressionMode.Compress)) 
                    {
                        sw.Write(byteArray,0,byteArray.Length);
                    }
                    data = Convert.ToBase64String(ms.ToArray());
                }
                return data;
            }
            catch (Exception ex)
            {
                return ex.Message;
            }
        }

        /// <summary>
        /// 字符串解压缩
        /// </summary>
        /// <param name="value"></param>
        /// <returns></returns>
        public static string Decompress(string value)
        {
            try
            {
                string data = string.Empty;
                byte[] bytes = Convert.FromBase64String(value);
                using (MemoryStream msReader = new MemoryStream())
                {
                    using (MemoryStream ms = new MemoryStream(bytes))
                    {
                        using (GZipStream zip = new GZipStream(ms, CompressionMode.Decompress))
                        {
                            byte[] buffer = new byte[1024];
                            int readLen = 0;
                            while ((readLen = zip.Read(buffer, 0, buffer.Length)) > 0)
                            {
                                msReader.Write(buffer, 0, readLen);
                            }
                        }
                    }
                    data = Encoding.Default.GetString(msReader.ToArray());
                }
                return data;
            }
            catch (Exception ex)
            {
                return ex.Message;
            }
        }

 

 

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