VBScript

Transition from Imap.FetchChunk to Imap.FetchRange

Provides instructions for replacing deprecated FetchChunk method calls with FetchRange. VBScript

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

success = 0

set imap = CreateObject("Chilkat.Imap")

' ...
' ...

startSeqNum = 1
count = 5

set failedSet = CreateObject("Chilkat.MessageSet")
set fetchedSet = CreateObject("Chilkat.MessageSet")

' ------------------------------------------------------------------------
' The FetchChunk method is deprecated:

' bundleObj is a Chilkat.EmailBundle
Set bundleObj = imap.FetchChunk(startSeqNum,count,failedSet,fetchedSet)
If (imap.LastMethodSuccess = 0) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If

' ...
' ...

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

headersOnly = 0

set bundleOut = CreateObject("Chilkat.EmailBundle")
success = imap.FetchRange(headersOnly,startSeqNum,count,bundleOut)
If (success = 0) Then
    outFile.WriteLine(imap.LastErrorText)
    WScript.Quit
End If


outFile.Close