16:36:38 Write to Excel2007 format<br />16:36:38 File written to 33chartcreate-bar-stacked.xlsx<br />16:36:38 Peak memory usage: 5.25 MB<br />16:36:38 Done writing file<br />File has been created in /alidata/www/jiandan/vendor/phpoffice/phpexcel/Examples<br />