">func</span> <span class="nf">instancesRespond</span><span class="p">(</span><span class="n">to</span> <span class="nv">aSelector</span><span class="p">:</span> <span class="kt">Selector</span><span class="o">!</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">Bool</span></code></pre>

                        </div>
                      </div>
                    </section>
                  </div>
                </li>
                <li class="item">
                  <div>
 