The Perl Toolchain Summit needs more sponsors. If your company depends on Perl, please support this very important event.
BOOK / Pod-POM-View-HTML-Filter-0.09 / t / pod / ppi_begin2.src 
=begin filter ppi

    # now in verbatim
    $A++;

=end filter
__RESULT__
+ppi
<html><body bgcolor="#ffffff">
<pre>    <span class="comment"># now in verbatim
    </span><span class="symbol">$A</span><span class="operator">++</span><span class="structure">;</span></pre>
</body></html>
__RESULT__
-ppi
<html><body bgcolor="#ffffff">
<pre>    # now in verbatim
    $A++;</pre>
</body></html>