</span> <span class="n">groupedHeaderViewFor</span> <span class="nv">columnGrouping</span><span class="p">:</span> <span class="p">[</span><span class="kt">Int</span><span class="p">],</span> <span class="n">at</span> <span class="nv">index</span><span class="p">:</span> <span class="kt">Int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt"><a href="../Classes/SwiftGridReusableView.html">SwiftGridReusableView</a></span></code></pre>

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