23:20:47 Write to Excel2007 format<br />23:20:47 File written to 33chartcreate-line.xlsx<br />23:20:47 Peak memory usage: 4 MB<br />23:20:47 Done writing file<br />File has been created in /home/wtogroup/wtogroup.com/vendor/phpoffice/phpexcel/Examples<br />