ed</li>
</ul>

<p>The next image may help you to imagine <code><a href="Structs/SearchOptions.html">SearchOptions</a></code> in the real app:</p>

<p><img src="https://habrastorage.org/webt/4j/pn/p5/4jpnp5peadzdj-cbk0tlfusbwxe.png" alt=""></p>

<p>If you want it so that the <code><a href="Protocols/StackIteratingFinder.html">StackIteratingFinder</a></code> would look for the desired view controller everywhere, but only if they are visible, it should be set like the following:</p>
<pre class="highlight swift