09:48:21 Write to Excel2007 format<br />09:48:21 File written to 33chartcreate-column.xlsx<br />09:48:21 Peak memory usage: 4 MB<br />09:48:21 Done writing file<br />File has been created in /home/factovizjh/opinion-way.pl/vendor/phpoffice/phpexcel/Examples<br />