he elements that are common to both this set and
the given set.</p>
<p>In the following example, the <code>bothNeighborsAndEmployees</code> set is made up
of the elements that are in <em>both</em> the <code>employees</code> and <code>neighbors</code> sets.
Elements that are in only one or the other are left out of the result of
the intersection.</p>
<pre><code class="language-swift">let employees: Set = [&quot;Alicia&quot;, &quot;Bethany&quot;, &quot;Chris&quot;, &quot;Diana&quot;, &quot;Eric&quot;]
let nei