16:39:16 Write to Excel2007 format<br />16:39:16 File written to 33chartcreate-line.xlsx<br />16:39:16 Peak memory usage: 6 MB<br />16:39:16 Done writing file<br />File has been created in /home/ykcomq5/hrm.ykcs.net/vendor/phpoffice/phpexcel/Examples<br />