refore concatenating the pound sign and the element id produces the selector to said element (<code>.class</code>, <code>#id</code>).</p>
<div class="sourceCode" id="cb100"><pre class="sourceCode js"><code class="sourceCode javascript"><a class="sourceLine" id="cb100-1" title="1"><span class="at">$</span>(<span class="st">&quot;#&quot;</span> <span class="op">+</span> <span class="va">el</span>.<span class="at">id</span>).<span class="at">peity</span>(<span class="st">&quot;bar&quot;</span><span class="op">