C#文件流进行压缩和解压缩

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.IO.Compression;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace 文件流
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            string s = "好好好好好好好好好好好好好好好好好好好好好哈好好好好好啊";
            for (int i = 0; i < 10; i++)
            {
                s += s;
            }
            using (FileStream fs=File.OpenWrite(@"c:\1.txt"))
            {
                using (GZipStream zipStream=new GZipStream(fs,CompressionMode.Compress))
                {
                    byte[] bytes = Encoding.UTF8.GetBytes(s);
                    zipStream.Write(bytes,0,bytes.Length);
                   MessageBox.Show("压缩成功!");          

                }
            }
       
        }

        private void button2_Click(object sender, EventArgs e)
        {
            using (FileStream fs=File.OpenRead(@"c:\1.txt"))
            {
                using (GZipStream zipStream=new GZipStream(fs,CompressionMode.Decompress))
                {
                    using (FileStream fs1=File.OpenWrite(@"c:\upzip.txt"))
                    {
                        int bytesRead;
                        byte[] bytes=new byte[1024];
                        while((bytesRead=zipStream.Read(bytes,0,bytes.Length))>0)
                        {
                            fs1.Write(bytes,0,bytesRead);
                        }

                        MessageBox.Show("解压成功!");         

                    }
                }
            }
        }
    }
}

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