The following VB.NET codes demonstrates how to export emails from Outlook INBOX/PST file to RFC822 message files. It requires Outlook is installed on current machine.
Before you can use the following sample codes, you should download the EAGetMail Installer and install it on your machine at first. Full sample projects are included in this installer.
To use EAGetMail POP3 & IMAP4 ActiveX Object in your project,
the first step is
Add reference of EAGetMail to your project.
Please go to
References -> and select
EAGetMailObj ActiveX Object, click
the reference will be added to your project, and you can start to use it to retrieve email and parse email in your project.
The following example codes demonstrate exporting emails from Outlook INBOX/PST file to RFC822 message files
To get full sample projects, please download and install EAGetMail on your machine.
' Export emails from Outlook folder/PST file to rfc822 message files. Sub ExportMailItemToRfc822(ByVal destFolder) Dim app Set app = CreateObject("Outlook.Application") Const olFolderInbox = 6 Const olDiscard = 1 Const olMSGUnicode = 9 Dim folder Set folder = app.GetNamespace("MAPI").GetDefaultFolder(olFolderInbox) ' If you want to export emails from ' existed PST, you can use the following codes. ' app.Session.AddStore("d:\tempFolder\test.pst") ' Set folder = app.GetNamespace("MAPI").Folders.GetLast() Dim oTool Set oTool = CreateObject("EAGetMailObj.Tools") Dim items Set items = folder.items Dim i For i = 1 To items.Count Dim mailItem Set mailItem = items(i) Dim tempMsgFile tempMsgFile = destFolder & "\temp_" & i & ".msg" mailItem.SaveAs tempMsgFile, olMSGUnicode Dim mail Set mail = CreateObject("EAGetMailObj.Mail") mail.LicenseCode = "TryIt" mail.LoadOMSGFile tempMsgFile mail.Update Dim rfc822MessageFile rfc822MessageFile = destFolder & "\rfc822_" & i & ".eml" mail.SaveAs rfc822MessageFile, True oTool.RemoveFile(tempMsgFile) Next app.Quit End Sub Private Sub Command1_Click() On Error GoTo ErrorHandle ExportMailItemToRfc822 "D:\tempfolder" Exit Sub ErrorHandle: MsgBox Err.Description End Sub
Seperate builds of run-time dll for 32 and x64 platform
|Installation Path\EAGetMailObj.dll||32 bit|
|Installation Path\x64\EAGetMailObj.dll||64 bit|
For VB6, C++, Delphi or other standard exe application, you can distribute EAGetMailObj.dll with your application to target machine without COM-registration and installer. To learn more detail, please have a look at Registration-free COM with Manifest File.
For ASP, VBScript, VBA, MS SQL Stored Procedure, you need to install EAGetMail on target machine by EAGetMail installer, both 32bit/x64 DLL are installed and registered.
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