</p>

<div class="code code">
<pre class="code">label:
    appendix: ['Appendix {{ item.number }} ', '', '', '', '', '']</pre>
</div>

<p>In addition to <code>item.number</code> property, label templates have access to a special variable called <code>counters</code> which is an array with the counters of all heading levels. For that reason, to show second-level headings as <code>1.1</code>, <code>1.2</code> ... <code>7.1</code>, <code>7.2</code> you can use the following expression:</p>

<div class="code co