class="mdzsyn-coresym">def</span> <span class="mdzsyn-symbol">st</span> {<span class="mdzsyn-keyword">:a</span> <span class="mdzsyn-number">1</span> <span class="mdzsyn-keyword">:b</span> <span class="mdzsyn-number">2</span>})

(<span class="mdzsyn-coresym">get</span> <span class="mdzsyn-symbol">st</span> <span class="mdzsyn-keyword">:a</span>) <span class="mdzsyn-comment">#-&gt; 1</span>
(<span class="mdzsyn-symbol">st</span> <span class="mdzsyn-keyword">:b</span>) <span class="mdzsyn-comment">#-&gt; 2</sp