FirmLib/Test/TestPress/CompressUtil.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.IO.Compression;
using System.IO;

namespace Test.TestPress
{
    public class CompressUtil
    {
        public static byte[] GetBytes(string str)
        {
            byte[] data = Encoding.UTF8.GetBytes(str.ToString());
            return data;
        }
        public static byte[] GZipCompress(byte[] data)
        {
            byte[] result;
            using (MemoryStream ms = new MemoryStream())
            {
                using (GZipStream compressedzipStream = new GZipStream(ms, CompressionMode.Compress, true))
                {
                    compressedzipStream.Write(data, 0, data.Length);
                    compressedzipStream.Close();                  
                }
                result= ms.ToArray();
            }
            return result;
        }
    }
}