(VBScript) Transition from Imap.FetchSingleHeader to Imap.FetchEmail

Provides instructions for replacing deprecated FetchSingleHeader method calls with FetchEmail.

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

Dim fso, outFile
Set fso = CreateObject("Scripting.FileSystemObject")
'Create a Unicode (utf-16) output text file.
Set outFile = fso.CreateTextFile("output.txt", True, True)

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.Imap")
set imap = CreateObject("Chilkat.Imap")

' ...
' ...

' ------------------------------------------------------------------------
' The FetchSingleHeader method is deprecated:

' emailObj is a Chilkat.Email
Set emailObj = imap.FetchSingleHeader(1,0)
If (imap.LastMethodSuccess = 0) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If

' ...
' ...

' ------------------------------------------------------------------------
' Do the equivalent using FetchEmail.
' Your application creates a new, empty Email object which is passed 
' in the last argument and filled upon success.

headerOnly = 1

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.Email")
set emailOut = CreateObject("Chilkat.Email")
success = imap.FetchEmail(headerOnly,1,0,emailOut)
If (success = 0) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If


outFile.Close