yn-symbol">letter</span> <span class="mdzsyn-keyword">:in</span> (<span class="mdzsyn-coresym">keys</span> <span class="mdzsyn-symbol">alphabook</span>)]
  (<span class="mdzsyn-coresym">print</span> <span class="mdzsyn-symbol">letter</span> <span class="mdzsyn-string">" is for "</span> (<span class="mdzsyn-symbol">alphabook</span> <span class="mdzsyn-symbol">letter</span>)))</code></pre><p>Notice that iteration through the table is in no particular order. Iterating the
keys of a table or struct guarantees n