13:08:33 Write to Excel2007 format<br />13:08:33 File written to 33chartcreate-column.xlsx<br />13:08:33 Peak memory usage: 5.5 MB<br />13:08:33 Done writing file<br />File has been created in /home/rrhhutem/public_html/let-4f/vendor/phpoffice/phpexcel/Examples<br />