07:31:15 Write to Excel2007 format<br />07:31:15 File written to 33chartcreate-scatter.xlsx<br />07:31:15 Peak memory usage: 5.75 MB<br />07:31:15 Done writing file<br />File has been created in /home/rrhhutem/public_html/let-4f/vendor/phpoffice/phpexcel/Examples<br />