07:01:38 Write to Excel2007 format<br />07:01:38 File written to 33chartcreate-column.xlsx<br />07:01:38 Peak memory usage: 5.25 MB<br />07:01:38 Done writing file<br />File has been created in /alidata/www/jiandantest/vendor/phpoffice/phpexcel/Examples<br />