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(VBScript) File Existence CheckTesting to see if a file exists on the FTP server. The GetSizeByName method is a convenient way to check if a file exists. It will return -1 if the file does not exist, otherwise it returns the size of the file in bytes.
Dim fso, outFile Set fso = CreateObject("Scripting.FileSystemObject") 'Create a Unicode (utf-16) output text file. Set outFile = fso.CreateTextFile("output.txt", True, True) ' This example requires the Chilkat API to have been previously unlocked. ' See Global Unlock Sample for sample code. ' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.Ftp2") set ftp = CreateObject("Chilkat.Ftp2") ftp.Hostname = "ftp.example.com" ftp.Username = "username" ftp.Password = "password" ' Connect and login to the FTP server. success = ftp.Connect() If (success <> 1) Then outFile.WriteLine(ftp.LastErrorText) WScript.Quit End If ' Set the current remote directory to where the file is located: success = ftp.ChangeRemoteDir("something") If (success <> 1) Then outFile.WriteLine(ftp.LastErrorText) WScript.Quit End If ' Test to see if the file exists by getting the file size by name. ' If a -1 is returned, the file does not exist. fileSize = ftp.GetSizeByName("test123.txt") If (fileSize < 0) Then outFile.WriteLine("file does not exist") Else outFile.WriteLine("file exists and is " & fileSize & " bytes in size") End If success = ftp.Disconnect() outFile.Close |
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