VB6 - Send email with attachment¶

Const ConnectNormal = 0
Const ConnectSSLAuto = 1
Const ConnectSTARTTLS = 2
Const ConnectDirectSSL = 3
Const ConnectTryTLS = 4

Private Sub btnSendMail_Click()

    Dim oSmtp As New EASendMailObjLib.Mail
    oSmtp.LicenseCode = "TryIt"

    ' Set your sender email address
    oSmtp.FromAddr = "test@emailarchitect.net"

    ' Add recipient email address
    oSmtp.AddRecipientEx "support@emailarchitect.net", 0

    ' Set email subject
    oSmtp.Subject = "test HTML email from VB 6.0 project with attachment"

    ' Set HTML body format
    oSmtp.BodyFormat = 1

    ' Set HTML body text
    oSmtp.BodyText = "<font size=5>This is</font> <font color=red><b>a test</b></font>"

    ' Add attachment from local disk
    If oSmtp.AddAttachment( "c:\test.doc" ) <> 0 Then
        MsgBox "Failed to add attachment with error:" & oSmtp.GetLastErrDescription()
    End If

    ' Add attachment from remote website
    If oSmtp.AddAttachment( "http://www.emailarchitect.net/webapp/img/logo.jpg" ) <> 0 Then
        MsgBox "Failed to add attachment with error:" & oSmtp.GetLastErrDescription()
    End If

    ' Your SMTP server address
    oSmtp.ServerAddr = "smtp.emailarchitect.net"

    ' User and password for ESMTP authentication, if your server doesn't require
    ' User authentication, please remove the following codes.
    oSmtp.UserName = "test@emailarchitect.net"
    oSmtp.Password = "testpassword"

    ' ConnectTryTLS means if server supports SSL/TLS connection, SSL/TLS is used automatically
    oSmtp.ConnectType = ConnectTryTLS

    ' If your server uses 587 port
    ' oSmtp.ServerPort = 587

    ' If your server uses 25/587/465 port with SSL/TLS
    ' oSmtp.ConnectType = ConnectSSLAuto
    ' oSmtp.ServerPort = 25 ' 25 or 587 or 465

    MsgBox "start to send email ..."

    If oSmtp.SendMail() = 0 Then
        MsgBox "email was sent successfully!"
    Else
        MsgBox "failed to send email with the following error:" & oSmtp.GetLastErrDescription()
    End If

End Sub