16:04:16 Write to Excel2007 format<br />16:04:16 File written to 33chartcreate-column-2.xlsx<br />16:04:16 Peak memory usage: 12 MB<br />16:04:16 Done writing file<br />File has been created in /home/ykcomq5/hrm.ykcs.net/vendor/phpoffice/phpexcel/Examples<br />