                    <pre class="highlight swift"><code><span class="kd">open</span> <span class="kd">func</span> <span class="nf">collectionView</span><span class="p">(</span><span class="n">_</span> <span class="nv">collectionView</span><span class="p">:</span> <span class="kt">UICollectionView</span><span class="p">,</span> <span class="n">layout</span> <span class="nv">collectionViewLayout</span><span class="p">:</span> <span class="kt">UICollectionViewLayout</span><span class="p">,</span> <span class="n