If you don't trust your users to use proper tags for formatting and markup (and you shouldn't), a really good tool is Text::Markup. It has fairly simple and straightforward syntax, and it will make things like links a lot easier for your users than having to write out anchor tags. Also you won't have to worry so much about unclosed <b>s and <i>s messing up your whole page
$,=qq.\n.;print q.\/\/____\/.,q./\ \ / / \\.,q. /_/__.,q..
Happy, sober, smart: pick two.
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Posts may use any of the Perl Monks Approved HTML tags. Currently these include the following:
<code> <a> <b> <big>
<blockquote> <br /> <dd>
<dl> <dt> <em> <font>
<h1> <h2> <h3> <h4>
<h5> <h6> <hr /> <i>
<li> <nbsp> <ol> <p>
<small> <strike> <strong>
<sub> <sup> <table>
<td> <th> <tr> <tt>
Snippets of code should be wrapped in
<code> tags not
<pre> tags. In fact, <pre>
tags should generally be avoided. If they must
be used, extreme care should be
taken to ensure that their contents do not
have long lines (<70 chars), in order to prevent
horizontal scrolling (and possible janitor
Want more info? How to link or
or How to display code and escape characters
are good places to start.