ailer" target="_blank">PHPMailer</a> and
its in-memory attachment:
<div class="doc-source">
<pre><code>$mail = new PHPMailer();
...
$doc = $pdf-&gt;Output('S');
$mail-&gt;AddStringAttachment($doc, 'doc.pdf', 'base64', 'application/pdf');
$mail-&gt;Send();</code></pre>
</div>
</li>

<li id='q16'>
<p><b>16.</b> <span class='question'>What's the limit of the file sizes I can generate with FPDF?</span></p>
There is no particular limit. There are some constraints, however:
<br>
<br>
- There is usually a maximum 