VB例子 FTP同步(本地文件实时同步到FTP服务器上)下载

VB例子 FTP同步(本地文件实时同步到FTP服务器上)

VB例子 FTP同步(本地文件实时同步到FTP服务器上)，实现本地：1.写代码直接保存同步上传到服务器中 2.文件复制进来时同步上传到服务器中 3.文件更新时也能同步上传到服务器中 只要按一下快捷键 Ctrl+S 马上同步文件到服务器中 '请先手动设置admin.txt (设置文本 第一行:说明; 第二行:上次使用记录; 第三行起每行1个记录) '本地同步文件夹=FTP网站地址=用户名=密码=上次打开服务器文件夹= 'D:\php\=admin.cn=admin=admin==

＜.Net＞＜VB＞使用vb.net实现通过ftp协议进行文件上传与下载

ftp传输是一种文件传输协议，在很多时候，可以提供数据传输功能。 软件工具：visual studio 2019 win10系统 打开visual studio 2019，新建一个窗体项目。 从ftp服务器下载文件： Dim req As FtpWebRequest = CType(WebRequest.Create("ftp://192.168.1.102/" + TextBox1.Text + ".txt"), FtpWebRequest) req.Method = WebReque

VB FTP上传下载

'模板: Option Explicit Public Declare Function InternetOpen Lib "wininet.dll" Alias "InternetOpenA" _ (ByVal sAgent As String, ByVal LAccessType As Long, ByVal sProxyName As String, _ ByVal SProxyBypass As String, ByVal lFlags As Long) As Long Public Declare Function InternetConnect Lib "wininet.dll" Alias "InternetConnectA" _ (ByVal hInternetSession As Long, ByVal sServerName As String, _ ByVal nServerPort As Integer, ByVal sUsername As String, _ ByVal sPassword As String, ByVal lService As Long, _ ByVal lFlags As Long, ByVal lContext As Long) As Long Public Declare Function FtpGetFile Lib "wininet.dll" Alias "FtpGetFileA" _ (ByVal hFtpSession As Long, ByVal lpszRemoteFile As String, _ ByVal lpszNewFile As String, ByVal fFailIfExists As Boolean, _ ByVal dwFlagsAndAttributes As Long, ByVal dwFlags As Long, _ ByVal dwContext As Long) As Boolean Public Declare Function FtpPutFile Lib "wininet.dll" Alias "FtpPutFileA" _ (ByVal hFtpSession As Long, ByVal lpszLocalFile As String, _ ByVal lpszRemoteFile As String, ByVal dwFlags As Long, _ ByVal dwContext As Long) As Boolean Public Declare Function FtpDeleteFile Lib "wininet.dll" Alias "FtpDeleteFileA" _ (ByVal hFtpSession As Long, ByVal lpszFileName As String) As Boolean Public Declare Function FtpRenameFile Lib "wininet.dll" Alias "FtpRenameFileA" _ (ByVal hFtpSession As Long, ByVal lpszExsiting As String, ByVal lpszNew As String) As Boolean Public Declare Function InternetCloseHandle Lib "wininet.dll" (ByVal hInet As Long) As Integer Public Declare Function FtpFindFirstFile Lib "wininet.dll" Alias "FtpFindFirstFileA" _ (ByVal hFtpSession As Long, ByVal lpszSearchFile As String, _ lpFindFileData As WIN32_FIND_DATA, ByVal dwFlags As Long, _ ByVal dwContent As Long) As Long Public Declare Function InternetFindNextFile Lib "wininet.dll" Alias "InternetFindNextFileA" _ (ByVal hFind As Long, lpvFndData As WIN32_FIND_DATA) As Long Public Type FILETIME dwLowDateTime As Long dwHighDateTime As Long End Type Public Type WIN32_FIND_DATA dwFilAttributes As Long ftCreationTime As FILETIME ftLastAccessTime As FILETIME ftLastWriteTime As FILETIME nFileSizeHigh As Long nFileSizeLow As Long dwReserved0 As Long dwReserved1 As Long cFileName As String * 260 cAlternate As String * 14 End Type Public Declare Function GetOpenFileName Lib "comdlg32.dll" Alias _ "GetOpenFileNameA" (pOpenfilename As OPENFILENAME) As Long Type OPENFILENAME lStructSize As Long hwndOwner As Long hInstance As Long lpstrFilter As String lpstrCustomFilter As String nMaxCustFilter As Long nFilterIndex As Long lpstrFile As String nMaxFile As Long lpstrFileTitle As String nMaxFileTitle As Long lpstrInitialDir As String lpstrTitle As String flags As Long nFileOffset As Integer nFileExtension As Integer lpstrDefExt As String lCustData As Long lpfnHook As Long lpTemplateName As String End Type '窗体: Private Sub Command1_Click() 'FTP下载 lnginet = InternetOpen(vbNullString, INTERNET_OPEN_TYPE_PRECONFIG, _ vbNullString, vbNullString, 0&) If lnginet Then lnginetconn = InternetConnect(lnginet, "219.131.192.243", 0, _ "posui", "djposui", 1, 0, 0) If lnginetconn Then blnRC = FtpGetFile(lnginetconn, "/load.txt", "c:\load.txt", 0, 0, 1, 0) If blnRC Then MsgBox "download ok!!!" End If InternetCloseHandle lnginetconn InternetCloseHandle lnginet MsgBox "close ok!!!" Else MsgBox "can't connect" End If Else MsgBox "ftp wrong" End If End Sub Private Sub Command2_Click() 'FTP上传 lnginet = InternetOpen(vbNullString, INTERNET_OPEN_TYPE_PRECONFIG, _ vbNullString, vbNullString, 0&) If lnginet Then lnginetconn = InternetConnect(lnginet, "219.131.192.243", 0, _ "administrator", "vai8888", 1, 0, 0) If lnginetconn Then blnRC = FtpPutFile(lnginetconn, "c:\1.txt", "/1.txt", 0, 0) If blnRC Then MsgBox "download ok!!!" End If InternetCloseHandle lnginetconn InternetCloseHandle lnginet MsgBox "close ok!!!" Else MsgBox "can't connect" End If Else MsgBox "ftp wrong" End If End Sub 方法2: '部件INET Private Sub Command1_Click() Me.Inet1.Execute Me.Inet1.URL, "send c:\11.txt /1.txt" '保存 End Sub Private Sub Command2_Click() Me.Inet1.Execute Me.Inet1.URL, "get /2.txt c:\2.txt" '下载 End Sub

VB FTP文件上传、下载

VB FTP文件上传、下载，都是源码，供学习开发用。thanks

VB API 实现FTP上传下载源代码

用纯VB API实现的FTP上传下载的类，可以指下载，上传有进度控制，在公司里以应用相当长时间，比较稳定。代码结构清晰，附带一调用示例。