Visual Basic 6.0
Send HTML Email with Attachments

Demonstrates how to send an HTML email with file attachments.
Chilkat Visual Basic 6.0 Downloads

Visual Basic 6.0
Dim success As Long
success = 0

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

Dim mailman As New ChilkatMailMan

mailman.SmtpHost = "smtp.my-starttls-mail-server.com"

mailman.SmtpUsername = "MY-SMTP-USERNAME"
mailman.SmtpPassword = "MY-SMTP-PASSWORD"

mailman.StartTLS = 1
mailman.SmtpPort = 587

' Create a new email object
Dim email As New ChilkatEmail
email.Subject = "Test SMTP API to Send HTML Email with Attachments"
email.From = "Joe Programmer <joe@my-starttls-mail-server.com>"
success = email.AddTo("Chilkat Support","support@chilkatsoft.com")

' Add a plain-text alternative body, which will likely never be seen.
' (It is shown if the receiving email client is incapable of displaying HTML email.)
success = email.AddPlainTextAlternativeBody("This is a plain-text alternative body...")

' Our HTML will include an image, so add the related image here.
Dim contentIdStarfish As String
contentIdStarfish = email.AddRelatedFile("qa_data/jpg/starfish.jpg")
If (email.LastMethodSuccess <> 1) Then
    Debug.Print email.LastErrorText
    Exit Sub
End If

' The src attribute for the image tag is set to the contentIdStarfish:
Dim sbHtml As New ChilkatStringBuilder
success = sbHtml.Append("<html><body><p>This is an HTML email with an embedded image.</p>")
success = sbHtml.Append("<p><img src=""cid:CONTENT_ID_STARFISH"" /></p></body></html>")
Dim numReplacements As Long
numReplacements = sbHtml.Replace("CONTENT_ID_STARFISH",contentIdStarfish)

success = email.AddHtmlAlternativeBody(sbHtml.GetAsString())

' Finally, add some attachments to the email.
' Add a file attachment.
success = email.AddFileAttachment2("qa_data/pdf/fishing.pdf","application/pdf")
If (success <> 1) Then
    Debug.Print email.LastErrorText
    Exit Sub
End If

' Add an attachment where the content is contained in a string.
Dim content As String
content = "This is the content of the 2nd attached file."
success = email.AddStringAttachment("someText.txt",content)

' Send the HTML email.
success = mailman.SendEmail(email)
If (success <> 1) Then
    Debug.Print mailman.LastErrorText
    Exit Sub
End If

success = mailman.CloseSmtpConnection()
If (success <> 1) Then
    Debug.Print "Connection to SMTP server not closed cleanly."
End If

Debug.Print "HTML email with attachments sent!"