13:14:23 Write to Excel2007 format<br />13:14:23 File written to 33chartcreate-column.xlsx<br />13:14:23 Peak memory usage: 6 MB<br />13:14:23 Done writing file<br />File has been created in /home/ykcomq5/hrm.ykcs.net/vendor/phpoffice/phpexcel/Examples<br />