i>
<li><p><code>within N M</code> where N and M are a numbers</p></li>
</ul>
<p>and so on. You can check expressions on <code>chai.js</code> API dock for BDD.</p>
<p><code>:elementName</code> should be specified as an array, for example:</p>
<pre><code class="hljs css language-html"><span class="hljs-tag">&lt;<span class="hljs-name">table</span>&gt;</span>
  <span class="hljs-tag">&lt;<span class="hljs-name">tr</span>&gt;</span>
    <span class="hljs-tag">&lt;<span class="hljs-name">td</span>&gt;</span>1<sp