using?System;
using?System.IO;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Windows.Forms;
using?System.Net;

namespace?FTPclient
{
????public?partial?class?Form1?:?Form
????{
????????string?ftpServerIP;//服務(wù)器IP
????????string?ftpUserID;//用戶名
????????string?ftpPwd;//密碼
????????
????????static??string?file?=?null;
????????FtpWebRequest?reqFTP;
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}

????????private?void?Form1_Load（object?sender?EventArgs?e）
????????{
????????????btn_reconnect.Enabled?=?false;
????????????txt_serverIp.Text?=?ftpServerIP;
????????????txt_username.Text?=?ftpUserID;
????????????txt_pwd.Text?=?ftpPwd;
????????????this.Text?+=?ftpServerIP;

????????????btn_connect.Enabled?=?true;
????????????btn_stepback.Enabled?=?false;
????????}
????????private?void?Connect（String?path）//連接ftp

????????{
????????????//?根據(jù)uri創(chuàng)建FtpWebRequest對象
????????????reqFTP?=?（FtpWebRequest）FtpWebRequest.Create（new?Uri（path））;
????????????//?指定數(shù)據(jù)傳輸類型
????????????reqFTP.UseBinary?=?true;
????????????//?ftp用戶名和密碼
????????????reqFTP.Credentials?=?new?NetworkCredential（ftpUserID?ftpPwd）;
????????}

????????//上傳
????????private?void?Upload（string?filename）
????????{
????????????FileInfo?fileInf?=?new?FileInfo（filename）;
????????????string?uri?=?“ftp://“+ftpServerIP+“/“+fileInf.Name;
????????????if?（file?!=?null）
????????????{
????????????????uri?=?“ftp://“?+?ftpServerIP?+?“/“?+?file+fileInf.Name;
????????????}

????????????//連接FTP
????????????Connect（uri）;

????????????//默認(rèn)情況下KeepAlive是true?
????????????reqFTP.KeepAlive?=?false;

????????????//指定要執(zhí)行的命令
????????????reqFTP.Method?=?WebRequestMethods.Ftp.UploadFile;
???????????
????????????//指定要傳輸?shù)臄?shù)據(jù)類型
????????????reqFTP.UseBinary?=?true;
????????????
????????????//指定上傳文件的長度
????????????reqFTP.ContentLength?=?fileInf.Length;

????????????//緩沖區(qū)大小設(shè)置成KB
????????????int?buffLength?=?2048;
????????????byte[]?buff?=?new?byte[buffLength];
????????????int?contentLen;

????????????//打開一個文件流讀入上傳的文件
????????????FileStream?fs?=?fileInf.OpenRead（）;
????????????try
????????????{
????????????????//吧要上傳的文件寫入流
????????????????Stream?strm?=?reqFTP.GetRequestStream（）;
????????????????
????????????????//從文件流中讀入數(shù)據(jù)，一次讀2LB大小的數(shù)據(jù)
????????????????contentLen?=?fs.Read（buff0buff.Length）;
????????????????while（contentLen!=0）
????????????????{
????????????????????//把文件的內(nèi)容從文件流寫到FTP上傳流中
????????????????????strm.Write（buff0contentLen）;
????????????????????contentLen?=?fs.Read（buff0buffLength）;
????????????????}
????????????????//關(guān)閉文件流和請求流
????????????????strm.Close（）;
????????????????fs.Close（）;
????????????????detailListfile（）;
????????????}
????????????catch?（Exception?e）
????????????{
????????????????MessageBox.Show（e.Message“上傳出錯“）;
????????????}
????????????finally
????????????{
?
????????????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2015-10-07?10:22??MyFtpClient\
?????目錄???????????0??2015-10-07?10:23??MyFtpClient\FTPclient\
?????目錄???????????0??2015-10-07?10:23??MyFtpClient\FTPclient\Backup\
?????目錄???????????0??2015-10-07?10:23??MyFtpClient\FTPclient\Backup\FTPclient\
?????文件????????3764??2008-12-13?11:26??MyFtpClient\FTPclient\Backup\FTPclient\FTPclient.csproj
?????文件???????21822??2008-12-18?08:37??MyFtpClient\FTPclient\Backup\FTPclient\Form1.Designer.cs
?????文件???????18462??2008-12-18?12:45??MyFtpClient\FTPclient\Backup\FTPclient\Form1.cs
?????文件????????5814??2008-12-18?08:37??MyFtpClient\FTPclient\Backup\FTPclient\Form1.resx
?????文件?????????490??2008-12-13?10:51??MyFtpClient\FTPclient\Backup\FTPclient\Program.cs
?????目錄???????????0??2015-10-07?10:23??MyFtpClient\FTPclient\Backup\FTPclient\Properties\
?????文件????????1360??2008-12-13?10:51??MyFtpClient\FTPclient\Backup\FTPclient\Properties\AssemblyInfo.cs
?????文件????????2868??2008-12-13?10:51??MyFtpClient\FTPclient\Backup\FTPclient\Properties\Resources.Designer.cs
?????文件????????5612??2008-12-13?10:51??MyFtpClient\FTPclient\Backup\FTPclient\Properties\Resources.resx
?????文件????????1094??2008-12-13?10:51??MyFtpClient\FTPclient\Backup\FTPclient\Properties\Settings.Designer.cs
?????文件?????????249??2008-12-13?10:51??MyFtpClient\FTPclient\Backup\FTPclient\Properties\Settings.settings
?????文件?????????917??2008-12-13?10:51??MyFtpClient\FTPclient\Backup\FTPclient.sln
?????文件???????14848??2008-12-18?16:09??MyFtpClient\FTPclient\Backup\FTPclient.v12.suo
?????目錄???????????0??2015-10-17?08:52??MyFtpClient\FTPclient\FTPclient\
?????文件????????3954??2015-10-07?23:40??MyFtpClient\FTPclient\FTPclient\FTPclient.csproj
?????文件???????23080??2015-10-07?23:40??MyFtpClient\FTPclient\FTPclient\Form1.Designer.cs
?????文件???????20858??2015-10-17?08:52??MyFtpClient\FTPclient\FTPclient\Form1.cs
?????文件????????5814??2015-10-07?23:08??MyFtpClient\FTPclient\FTPclient\Form1.resx
?????文件?????????490??2008-12-13?10:51??MyFtpClient\FTPclient\FTPclient\Program.cs
?????目錄???????????0??2015-10-07?10:22??MyFtpClient\FTPclient\FTPclient\Properties\
?????文件????????1360??2008-12-13?10:51??MyFtpClient\FTPclient\FTPclient\Properties\AssemblyInfo.cs
?????文件????????2858??2015-10-07?10:23??MyFtpClient\FTPclient\FTPclient\Properties\Resources.Designer.cs
?????文件????????5612??2008-12-13?10:51??MyFtpClient\FTPclient\FTPclient\Properties\Resources.resx
?????文件????????1109??2015-10-07?10:23??MyFtpClient\FTPclient\FTPclient\Properties\Settings.Designer.cs
?????文件?????????249??2008-12-13?10:51??MyFtpClient\FTPclient\FTPclient\Properties\Settings.settings
?????目錄???????????0??2008-12-13?10:51??MyFtpClient\FTPclient\FTPclient\bin\
?????目錄???????????0??2015-10-17?08:52??MyFtpClient\FTPclient\FTPclient\bin\Debug\
............此處省略22個文件信息