19:22:09 Write to Excel2007 format
19:22:09 File written to 33chartcreate-pie.xlsx
19:22:09 Peak memory usage: 5.5 MB
19:22:09 Done writing file
File has been created in /home/glink/haiphams3.glinkdeployments.com/exams/vendor/phpoffice/phpexcel/Examples