Xojo Plugin

Send Email with Multiple Reply-To Addresses

See more SMTP Examples

Send email with multiple repy-to addresses.

Note: Some mail servers will remove the extra email addresses from the Reply-To header. Even if you provide multiple reply-to addresses, the email may arrive with only the 1st.

Xojo Plugin

Dim success As Boolean
success = False

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

Dim mailman As New Chilkat.MailMan

mailman.SmtpHost = "smtp.my_mail_server.com"
mailman.SmtpUsername = "myUsername"
mailman.SmtpPassword = "myPassword"
mailman.SmtpPort = 465
mailman.SmtpSsl = True

// Create a new email object
Dim email As New Chilkat.Email

email.Subject = "This is a test"
email.Body = "This is a test"
email.From = "Joe <joe@example.com>"
success = email.AddTo("Mary","mary@example2.com")

// Specify a single reply-to address, which will get replace with a list of addresses..
email.ReplyTo = "placeholder@example.com"

// Get the email as MIME.
Dim sbMime As New Chilkat.StringBuilder
success = mailman.RenderToMimeSb(email,sbMime)

// Update the Reply-To MIME header with a list of email addresses.
Dim replyToAddrs As String
replyToAddrs = "joe@example.com, mike@example.com"
success = sbMime.ReplaceAllBetween("Reply-To: ",EndOfLine.Windows,replyToAddrs,False)

// Examine the MIME to be sent:
System.DebugLog(sbMime.GetAsString())

// Here's the MIME:

// MIME-Version: 1.0
// Date: Tue, 03 Sep 2024 08:18:12 -0500
// Message-ID: <D892B0E563A7A13B1F499530DE21529714EA479A@SLICE>
// Content-Type: text/plain; charset=us-ascii; format=flowed
// Content-Transfer-Encoding: 7bit
// X-Priority: 3 (Normal)
// Subject: This is a test
// From: Joe <joe@example.com>
// To: Mary <mary@example2.com>
// Reply-To: joe@example.com, mike@example.com
// 
// This is a test

// ---------
// Send the MIME...
success = mailman.SendMime("joe@example.com","mary@example2.com",sbMime.GetAsString())
If (success = False) Then
    System.DebugLog(mailman.LastErrorText)
    Return
End If

success = mailman.CloseSmtpConnection()
If (success = False) Then
    System.DebugLog("Connection to SMTP server not closed cleanly.")
End If

System.DebugLog("Mail Sent!")