20:10:15 Write to Excel2007 format<br />20:10:15 File written to 33chartcreate-line.xlsx<br />20:10:15 Peak memory usage: 5.5 MB<br />20:10:15 Done writing file<br />File has been created in /home/rrhhutem/public_html/idp-3g/vendor/phpoffice/phpexcel/Examples<br />