string zipfile = "c:\\a.zip"; //方法1 FileStream fs = new FileStream(zipfile, FileMode.Open); //把文件读取到字节数组 byte[] zipdata = new byte[fs.Length]; fs.Read(zipdata, 0, zipdata.Length); fs.Close();
//方法2 //把文件读取到字节数组 byte[] zipdata = File.ReadAllBytes(zipfile);