CWinForm文件上传下载

C# WinForm 文件上传下载 收藏 /**//**//**////

/// WebClient 上传文件至服务器 ///

/// 文件名，全路径格式 /// 服务器文件夹路径 /// 是否需要修改文件名，这里默认是日期格式 /// public static bool UploadFile(string localFilePath, string serverFolder,bool reName) ......{ string fileNameExt, newFileName, uriString; if (reName) ......{ fileNameExt = localFilePath.Substring(localFilePath.LastIndexOf(".") + 1); newFileName = DateTime.Now.ToString("yyMMddhhmmss") + fileNameExt; } else ......{ newFileName = localFilePath.Substring(localFilePath.LastIndexOf("")+1); } if (!serverFolder.EndsWith("/") && !serverFolder.EndsWith("")) ......{ serverFolder = serverFolder + "/"; } uriString = serverFolder + newFileName; //服务器保存路径 /**//**//**//// 创建 WebClient 实例 WebClient myWebClient = new WebClient(); myWebClient.Credentials = CredentialCache.DefaultCredentials; // 要上传的文件 FileStream fs = new FileStream(newFileName, FileMode.Open, FileAccess.Read); BinaryReader r = new BinaryReader(fs); try ......{ //使用 UploadFile 方法可以用下面的格式 //myWebClient.UploadFile(uriString,"PUT",localFilePath); byte[] postArray = r.ReadBytes((int)fs.Length); Stream postStream = myWebClient.OpenWrite(uriString, "PUT"); if (postStream.CanWrite) ......{ postStream.Write(postArray, 0, postArray.Length); } else ......{ MessageBox.Show("文件目前不可写！"); } postStream.Close(); } catch ......{ //MessageBox.Show("文件上传失败，请稍候重试~"); return false; } return true; } /**//**//**////

/// 下载服务器文件至客户端 ///

/// 被下载的文件地址 /// 另存放的目录 public static bool Download(string uri, string savePath) ......{ string f...