Ah good point. e modifier to the rescue. 
my $part;
$post_body =~ s{<c>(.*?)<\/c>}{
   ++part;
   qq{<a href='download?part=$part'>Download Me</a><pre>$1</pre>}
}gei;

[download]

In reply to Re^3: perlmonks downloadable code blocks by ikegami
in thread perlmonks downloadable code blocks by debiandude

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
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