22:09:05 Write to Excel2007 format
22:09:05 File written to 33chartcreate-column.xlsx
22:09:05 Peak memory usage: 5.5 MB
22:09:05 Done writing file
File has been created in /home/glink/haiphams3.glinkdeployments.com/exams/vendor/phpoffice/phpexcel/Examples