How to merge cell using closedxml with a dynamic column count?
<p>This is how to merge cell using ClosedXML based on the documentation.</p>

<pre><code>worksheet.Range("B2:D3").Row(1).Merge();
</code></pre>

<p>My problem is my column count is dynamic, I can't set column letter value to merge because i will based the merging of cell on my gridview column count. </p>

<p>Anyone who can help me to merge cell using closedXML?</p>