19:45:31 Write to Excel2007 format<br />19:45:31 File written to 33chartcreate-line.xlsx<br />19:45:31 Peak memory usage: 12 MB<br />19:45:31 Done writing file<br />File has been created in /home/ykcomq5/hrm.ykcs.net/vendor/phpoffice/phpexcel/Examples<br />