如何在Visual Basic中从FTP服务器上的文件获取修改日期?
这是我到目前为止所拥有的:
Dim request = CType(WebRequest.Create(URL + ZipFile), FtpWebRequest)
request.Method = WebRequestMethods.Ftp.GetDateTimestamp
此后我尝试了几行,但实际上没有一个返回日期。
我想通了,但由于找不到关于此的其他vb.net帖子,我将其留在这里:
Imports System.Net
Imports System.Globalization
Dim request = CType(WebRequest.Create(URL + ZipFile), FtpWebRequest)
request.Method = WebRequestMethods.Ftp.GetDateTimestamp
Dim response = CType(request.GetResponse(), FtpWebResponse)
Dim ServerDate = DateTime.ParseExact(response.StatusDescription.Substring(4,14),"yyyyMMddHHmmss",_
Cultureinfo.InvariantCulture,DateTimeStyles.None)
Private Function ServerDateFile(FtpFullPathFile) As Date
Dim request As FtpWebRequest = WebRequest.Create(FtpFullPathFile)
request.Credentials = New NetworkCredential( YourFtpUserName, YourPassWord)
request.Method = WebRequestMethods.Ftp.GetDateTimestamp
Dim dLastModified As Date = Date.MinValue 'Change for your default value or nothing
Try
Using response As FtpWebResponse = request.GetResponse()
dLastModified = response.LastModified
End Using
Catch ex As WebException
MsgBox(ex.Message, vbCritical)
End Try
Return dLastModified
End Function