C#字符串压缩&解压

来源：互联网发布：php在线客服系统源码编辑：程序博客网时间：2024/06/05 16:34
        /// <summary>        /// 字符串压缩        /// </summary>        /// <param name="strSource"></param>        /// <returns></returns>        public static byte[] Compress(byte[] data)        {            try            {                MemoryStream ms = new MemoryStream();                GZipStream zip = new GZipStream(ms, CompressionMode.Compress, true);                zip.Write(data, 0, data.Length);                zip.Close();                byte[] buffer = new byte[ms.Length];                ms.Position = 0;                ms.Read(buffer, 0, buffer.Length);                ms.Close();                return buffer;            }            catch (Exception e)            {                throw new Exception(e.Message);            }        }        /// <summary>        /// 字符串解压缩        /// </summary>        /// <param name="strSource"></param>        /// <returns></returns>        public static byte[] Decompress(byte[] data)        {            try            {                MemoryStream ms = new MemoryStream(data);                GZipStream zip = new GZipStream(ms, CompressionMode.Decompress, true);                MemoryStream msreader = new MemoryStream();                byte[] buffer = new byte[0x1000];                while (true)                {                    int reader = zip.Read(buffer, 0, buffer.Length);                    if (reader <= 0)                    {                        break;                    }                    msreader.Write(buffer, 0, reader);                }                zip.Close();                ms.Close();                msreader.Position = 0;                buffer = msreader.ToArray();                msreader.Close();                return buffer;            }            catch (Exception e)            {                throw new Exception(e.Message);            }        }        public static string CompressString(string str)        {            string compressString = "";            byte[] compressBeforeByte = Encoding.GetEncoding("UTF-8").GetBytes(str);            byte[] compressAfterByte = Compress(compressBeforeByte);            //compressString = Encoding.GetEncoding("UTF-8").GetString(compressAfterByte);              compressString = Convert.ToBase64String(compressAfterByte);            return compressString;        }        public static string DecompressString(string str)        {            string compressString = "";            //byte[] compressBeforeByte = Encoding.GetEncoding("UTF-8").GetBytes(str);              byte[] compressBeforeByte = Convert.FromBase64String(str);            byte[] compressAfterByte = Decompress(compressBeforeByte);            compressString = Encoding.GetEncoding("UTF-8").GetString(compressAfterByte);            return compressString;        }
0 0