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Unicode C

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.

Chilkat Unicode C Downloads

Unicode C
#include <C_CkMailManW.h>
#include <C_CkEmailW.h>
#include <C_CkStringBuilderW.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkMailManW mailman;
    HCkEmailW email;
    HCkStringBuilderW sbMime;
    const wchar_t *replyToAddrs;

    success = FALSE;

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

    mailman = CkMailManW_Create();

    CkMailManW_putSmtpHost(mailman,L"smtp.my_mail_server.com");
    CkMailManW_putSmtpUsername(mailman,L"myUsername");
    CkMailManW_putSmtpPassword(mailman,L"myPassword");
    CkMailManW_putSmtpPort(mailman,465);
    CkMailManW_putSmtpSsl(mailman,TRUE);

    // Create a new email object
    email = CkEmailW_Create();

    CkEmailW_putSubject(email,L"This is a test");
    CkEmailW_putBody(email,L"This is a test");
    CkEmailW_putFrom(email,L"Joe <joe@example.com>");
    success = CkEmailW_AddTo(email,L"Mary",L"mary@example2.com");

    // Specify a single reply-to address, which will get replace with a list of addresses..
    CkEmailW_putReplyTo(email,L"placeholder@example.com");

    // Get the email as MIME.
    sbMime = CkStringBuilderW_Create();
    CkMailManW_RenderToMimeSb(mailman,email,sbMime);

    // Update the Reply-To MIME header with a list of email addresses.
    replyToAddrs = L"joe@example.com, mike@example.com";
    CkStringBuilderW_ReplaceAllBetween(sbMime,L"Reply-To: ",L"\r\n",replyToAddrs,FALSE);

    // Examine the MIME to be sent:
    wprintf(L"%s\n",CkStringBuilderW_getAsString(sbMime));

    // 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 = CkMailManW_SendMime(mailman,L"joe@example.com",L"mary@example2.com",CkStringBuilderW_getAsString(sbMime));
    if (success == FALSE) {
        wprintf(L"%s\n",CkMailManW_lastErrorText(mailman));
        CkMailManW_Dispose(mailman);
        CkEmailW_Dispose(email);
        CkStringBuilderW_Dispose(sbMime);
        return;
    }

    success = CkMailManW_CloseSmtpConnection(mailman);
    if (success == FALSE) {
        wprintf(L"Connection to SMTP server not closed cleanly.\n");
    }

    wprintf(L"Mail Sent!\n");


    CkMailManW_Dispose(mailman);
    CkEmailW_Dispose(email);
    CkStringBuilderW_Dispose(sbMime);

    }