Merging cells in Excel by rows and columns together using PHPExcel

Question

I need to merge cells in Excel (xlsx) by rows and again by columns using PHPExcel. I tried the following.

$sheet->mergeCells(\"G\".($row_count+1).\":G\".($row         


        

Answer 1

$sheet -> mergeCellsByColumnAndRow($col1, $row1, col2, row2);

is the function.