12:08:12 Write to Excel2007 format<br />12:08:12 File written to 33chartcreate-column.xlsx<br />12:08:12 Peak memory usage: 12 MB<br />12:08:12 Done writing file<br />File has been created in /home/vaybac5/jla.group/network/vendor/phpoffice/phpexcel/Examples<br />