title: Dynamic Cell Merging in phpspreadsheet
body: <p>My question is about generating an Excel sheet in codeigniter. The excel sheet sub-headings are not fixed, they are as per data, that's why i am not able to merge cells. Is there any solution for that? <a href="https://i.stack.imgur.com/ni4nK.png" rel="noreferrer">Ex:-Here sub-headings are not fix.</a></p>