SevenZipSharp相关文档下载地址：

http://sevenzipsharp.codeplex.com/releases/view/51254

1. 解决方案中添加引用：SevenZipSharp.dll

2. 复制粘贴两个dll文件：7z.dll 7z64.dll，并将属性“复制到输出目录”修改为“如果较

新则复制”

 

//测试压缩            var zip = new SevenZipCompressor();            zip.CompressionLevel=CompressionLevel.High;            zip.CompressDirectory(@"c:\doc", @"c:\arch.7z");            //测试解压            using (var tmp = new SevenZipExtractor(@"c:\arch.7z"))            {                for (var i = 0; i < tmp.ArchiveFileData.Count; i++)                {                    tmp.ExtractFiles(@"C:\cygwin\", tmp.ArchiveFileData[i].Index);                }            }