class="mdzsyn-coresym">defn</span> <span class="mdzsyn-symbol">my-second-function</span>
  <span class="mdzsyn-string">``This function adds three to the argument.

  Note that unlike `my-function` this function returns the value as a string.
  ``</span>
  [<span class="mdzsyn-symbol">x</span>]
  (<span class="mdzsyn-coresym">string</span> (<span class="mdzsyn-coresym">+</span> <span class="mdzsyn-number">3</span> <span class="mdzsyn-symbol">x</span>)))</code></pre><h2 id="Formatting-with-Markdown">Formattin