步骤
1)先引用 ICSharpCode.SharpZipLib.dll;
2).cs文件引入
using System.IO;
using System.Text;
using ICSharpCode.SharpZipLib.Checksums;
using ICSharpCode.SharpZipLib.Zip;
using ICSharpCode.SharpZipLib.GZip;
3)代码
#region 下列代码为压缩并下载代码
ZipOutputStream zos = null;
String strBaseDir = "";
void dlZipDir(string strPath, string strFileName)
{
MemoryStream ms = null;
Response.ContentType = "application/octet-stream";
strFileName = HttpUtility.UrlEncode(strFileName).Replace('+', ' ');
Response.AddHeader("Content-Disposition", "attachment; filename=" + strFileName + ".zip");
ms = new MemoryStream();
zos = new ZipOutputStream(ms);
strBaseDir = strPath + "";
addZipEntry(strBaseDir);
zos.Finish();
zos.Close();
Response.Clear();
Response.BinaryWrite(ms.ToArray());
Response.End();
}
void addZipEntry(string PathStr)
{
DirectoryInfo di = new DirectoryInfo(PathStr);
foreach (DirectoryInfo item in di.GetDirectories())
{
addZipEntry(item.FullName);
}
foreach (FileInfo item in di.GetFiles())
{
FileStream fs = File.OpenRead(item.FullName);
byte[] buffer = new byte[fs.Length];
fs.Read(buffer, 0, buffer.Length);
string strEntryName = item.FullName.Replace(strBaseDir, "");
ZipEntry entry = new ZipEntry(strEntryName);
zos.PutNextEntry(entry);
zos.Write(buffer, 0, buffer.Length);
fs.Close();
}
}
PRotected void Button2_Click(object sender, EventArgs e)
{
string userPath ="D:华海实训(qqview.com)各级账号和密码";
dlZipDir(userPath, "华海实训(qqview.com)服务账号");
}
#endregion
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