18:49:14 Write to Excel2007 format<br />18:49:14 File written to 33chartcreate-multiple-charts.xlsx<br />18:49:14 Peak memory usage: 6 MB<br />18:49:14 Done writing file<br />File has been created in /home/swerve/public_html/vendor/phpoffice/phpexcel/Examples<br />