<p>Returns a Boolean value that indicates whether the set has no members in
common with the given set.</p>
<p>In the following example, the <code>employees</code> set is disjoint with the
<code>visitors</code> set because no name appears in both sets.</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 visitors: Set = [&quot;Marcia&quot;, &quot;Nathaniel&quot;, &quot;Olivia&quot;]
print(employees.isD