我在windows窗體中做了一個獲取郵件附件的方法，下面是代碼，但是問什么沒有成功啊 string path = "";??????????????????????? //獲取附件??????????????????????? foreach (MimeEntity entry in m.Attachments)??????????????????????? {??????????????????????????? string fileName = entry.ContentDisposition_FileName; //獲取文件名稱??????????????????????????? path = "E:\\jmail\\WindowsFormsApplication1\\Attch\\" + fileName;??????????????????????????? if (File.Exists(path))??????????????????????????? {??????????????????????????????? Random random = new Random();??????????????????????????????? int newfile = random.Next(1, 100000);??????????????????????????????? path = "E:\\jmail\\WindowsFormsApplication1\\Attch\\Attch" + newfile.ToString();??????????????????????????????? Directory.CreateDirectory(path);??????????????????????????????? path += "\\" + fileName;??????????????????????????? }??????????????????????????? byte[] data = entry.Data;??????????????????????????? FileStream pFileStream = null;??????????????????????????? pFileStream = new FileStream(path, FileMode.Create);??????????????????????????? pFileStream.Write(data, 0, data.Length);??????????????????????????? pFileStream.Close();??????????????????????? }