18:51:21 Write to Excel2007 format<br />18:51:21 File written to 33chartcreate-line.xlsx<br />18:51:21 Peak memory usage: 4 MB<br />18:51:21 Done writing file<br />File has been created in /var/www/html/elite-san-francisco/vendor/phpoffice/phpexcel/Examples<br />